545 airports with IATA codes starting with C
| IATA | ICAO | Airport Name | City | Country | Type |
|---|---|---|---|---|---|
| CAA | MHGE | El Aguacate Airport | El Aguacate | 🇭🇳 Honduras | Small Airport |
| CAB | FNCA | Cabinda Airport | Cabinda | 🇦🇴 Angola | Medium Airport |
| CAC | SBCA | Coronel Adalberto Mendes da Silva Airport | Cascavel | 🇧🇷 Brazil | Medium Airport |
| CAD | KCAD | Wexford County Airport | Cadillac | 🇺🇸 A.S | Small Airport |
| CAE | KCAE | Columbia Metropolitan Airport | Columbia | 🇺🇸 A.S | Medium Airport |
| CAF | SWCA | Carauari Airport | Carauari | 🇧🇷 Brazil | Small Airport |
| CAG | LIEE | Cagliari Elmas Airport | Cagliari | 🇮🇹 Itali | Large Airport |
| CAH | VVCM | Cà Mau Airport | Ca Mau City | 🇻🇳 Vietnam | Medium Airport |
| CAI | HECA | Cairo International Airport | Cairo | 🇪🇬 Mesir | Large Airport |
| CAJ | SVCN | Canaima Airport | Canaima | 🇻🇪 Venezuela | Medium Airport |
| CAK | KCAK | Akron Canton Regional Airport | Akron | 🇺🇸 A.S | Medium Airport |
| CAL | EGEC | Campbeltown Airport | Campbeltown | 🇬🇧 UK | Medium Airport |
| CAM | SLCA | Camiri Airport | Camiri | 🇧🇴 Bolivia | Small Airport |
| CAN | ZGGG | Guangzhou Baiyun International Airport | Guangzhou (Huadu) | 🇨🇳 China | Large Airport |
| CAO | KCAO | Clayton Municipal Airpark | Clayton | 🇺🇸 A.S | Small Airport |
| CAP | MTCH | Cap Haitien International Airport | Cap Haitien | 🇭🇹 Haiti | Large Airport |
| CAQ | SKCU | Juan H White Airport | Caucasia | 🇨🇴 Colombia | Medium Airport |
| CAR | KCAR | Caribou Municipal Airport | Caribou | 🇺🇸 A.S | Medium Airport |
| CAT | LPCS | Cascais Airport | Cascais | 🇵🇹 Portugal | Medium Airport |
| CAU | SNRU | Caruaru Airport | Caruaru | 🇧🇷 Brazil | Small Airport |
| CAV | FNCZ | Cazombo Airport | Cazombo | 🇦🇴 Angola | Small Airport |
| CAW | SBCP | Bartolomeu Lisandro Airport | Campos dos Goytacazes | 🇧🇷 Brazil | Medium Airport |
| CAX | EGNC | Carlisle Lake District Airport | Carlisle, Cumbria | 🇬🇧 UK | Medium Airport |
| CAY | SOCA | Cayenne – Félix Eboué Airport | Matoury | 🇬🇫 Guiana Perancis | Large Airport |
| CAZ | YCBA | Cobar Airport | 🇦🇺 Australia | Medium Airport | |
| CBB | SLCB | Jorge Wilsterman International Airport | Cochabamba | 🇧🇴 Bolivia | Large Airport |
| CBC | Cherrabun Airport | 🇦🇺 Australia | Small Airport | ||
| CBD | VOCX | Car Nicobar Air Force Base | IAF Camp | 🇮🇳 India | Medium Airport |
| CBE | KCBE | Greater Cumberland Regional Airport | Wiley Ford | 🇺🇸 A.S | Small Airport |
| CBF | KCBF | Council Bluffs Municipal Airport | Council Bluffs | 🇺🇸 A.S | Small Airport |
| CBG | EGSC | Cambridge City Airport | Cambridge, Cambridgeshire | 🇬🇧 UK | Medium Airport |
| CBH | DAOR | Béchar Boudghene Ben Ali Lotfi Airport | Béchar | 🇩🇿 Algeria | Medium Airport |
| CBI | Cape Barren Island Airport | Cape Barren Island | 🇦🇺 Australia | Small Airport | |
| CBJ | MDCR | Cabo Rojo Airport | Cabo Rojo | 🇩🇴 Republik Dominica | Medium Airport |
| CBK | KCBK | Shalz Field | Colby | 🇺🇸 A.S | Small Airport |
| CBL | SVCB | General Tomas de Heres Airport | Ciudad Bolivar | 🇻🇪 Venezuela | Medium Airport |
| CBM | KCBM | Columbus Air Force Base | Columbus | 🇺🇸 A.S | Medium Airport |
| CBN | WICD | Cakrabhuwana Airport | Cirebon-Java Island | 🇮🇩 Indonesia | Small Airport |
| CBO | RPMC | Cotabato (Awang) Airport | Datu Odin Sinsuat | 🇵🇭 Filipina | Medium Airport |
| CBQ | DNCA | Margaret Ekpo International Airport | Calabar | 🇳🇬 Nigeria | Medium Airport |
| CBR | YSCB | Canberra Airport | Canberra | 🇦🇺 Australia | Medium Airport |
| CBS | SVON | Oro Negro Airport | Cabimas | 🇻🇪 Venezuela | Small Airport |
| CBT | FNCT | Catumbela Airport | Catumbela | 🇦🇴 Angola | Medium Airport |
| CBV | MGCB | Coban Airport | Coban | 🇬🇹 Guatemala | Medium Airport |
| CBW | SSKM | Campo Mourão Airport | Campo Mourão | 🇧🇷 Brazil | Small Airport |
| CBX | YCDO | Condobolin Airport | 🇦🇺 Australia | Small Airport | |
| CBY | Canobie Airport | Canobie | 🇦🇺 Australia | Small Airport | |
| CBZ | Binzhou Dagao General Aviation Airport | Binzhou | 🇨🇳 China | Small Airport | |
| CCA | SLHI | Chimore Airport | Chimore | 🇧🇴 Bolivia | Small Airport |
| CCB | KCCB | Upland-Cable Airport | Upland | 🇺🇸 A.S | Small Airport |
| CCC | MUCC | Jardines Del Rey Airport | Cayo Coco | 🇨🇺 Cuba | Medium Airport |
| CCE | HECP | Capital International Airport | New Cairo | 🇪🇬 Mesir | Medium Airport |
| CCF | LFMK | Carcassonne Salvaza Airport | Carcassonne | 🇫🇷 Perancis | Medium Airport |
| CCG | Crane County Airport | Crane | 🇺🇸 A.S | Small Airport | |
| CCH | SCCC | Chile Chico Airport | Chile Chico | 🇨🇱 Chile | Medium Airport |
| CCI | SSCK | Olavo Cecco Rigon Airport | Concórdia | 🇧🇷 Brazil | Small Airport |
| CCJ | VOCL | Calicut International Airport | Calicut | 🇮🇳 India | Large Airport |
| CCK | YPCC | Cocos (Keeling) Islands Airport | West Island | 🇨🇨 Kepulauan Cocos (Keeling) | Large Airport |
| CCL | YCCA | Chinchilla Airport | Chinchilla | 🇦🇺 Australia | Medium Airport |
| CCM | Forquilhinha - Criciúma Airport | Criciúma | 🇧🇷 Brazil | Medium Airport | |
| CCN | OACC | Chaghcharan Airport | Chaghcharan | 🇦🇫 Afghanistan | Small Airport |
| CCO | SKCI | Carimagua Airport | Puerto López | 🇨🇴 Colombia | Small Airport |
| CCP | SCIE | Carriel Sur International Airport | Concepcion | 🇨🇱 Chile | Large Airport |
| CCR | KCCR | Buchanan Field | Concord | 🇺🇸 A.S | Medium Airport |
| CCS | SVMI | Maiquetía Simón Bolívar International Airport | Maiquetía | 🇻🇪 Venezuela | Large Airport |
| CCU | VECC | Netaji Subhash Chandra Bose International Airport | Kolkata | 🇮🇳 India | Large Airport |
| CCV | NVSF | Craig Cove Airport | Craig Cove | 🇻🇺 Vanuatu | Small Airport |
| CCW | YCWL | Cowell Airport | 🇦🇺 Australia | Small Airport | |
| CCX | SWKC | Cáceres Airport | Cáceres | 🇧🇷 Brazil | Small Airport |
| CCY | KCCY | Northeast Iowa Regional Airport | Charles City | 🇺🇸 A.S | Medium Airport |
| CCZ | MYBC | Chub Cay Airport | Chub Cay | 🇧🇸 Bahamas | Medium Airport |
| CDA | YCOO | Cooinda Airport | 🇦🇺 Australia | Small Airport | |
| CDB | PACD | Cold Bay Airport | Cold Bay | 🇺🇸 A.S | Medium Airport |
| CDC | KCDC | Cedar City Regional Airport | Cedar City | 🇺🇸 A.S | Medium Airport |
| CDD | Cauquira Airport | Cauquira | 🇭🇳 Honduras | Small Airport | |
| CDE | ZBCD | Chengde Puning Airport | Chengde | 🇨🇳 China | Medium Airport |
| CDG | LFPG | Charles de Gaulle International Airport | Paris (Roissy-en-France, Val-d'Oise) | 🇫🇷 Perancis | Large Airport |
| CDH | KCDH | Harrell Field | Camden | 🇺🇸 A.S | Small Airport |
| CDI | SNKI | Cachoeiro do Itapemirim - Raimundo de Andrade Airport | Cachoeiro do Itapemirim | 🇧🇷 Brazil | Small Airport |
| CDJ | SBAA | Conceição do Araguaia Airport | Conceição do Araguaia | 🇧🇷 Brazil | Medium Airport |
| CDK | KCDK | George T Lewis Airport | Cedar Key | 🇺🇸 A.S | Small Airport |
| CDL | Candle 2 Airport | Candle | 🇺🇸 A.S | Small Airport | |
| CDN | KCDN | Woodward Field | Camden | 🇺🇸 A.S | Small Airport |
| CDO | FACD | Cradock Airport | Cradock | 🇿🇦 Afrika Selatan | Small Airport |
| CDP | VOCP | Kadapa Airport | Kadapa | 🇮🇳 India | Medium Airport |
| CDQ | YCRY | Croydon Airport | 🇦🇺 Australia | Small Airport | |
| CDR | KCDR | Chadron Municipal Airport | Chadron | 🇺🇸 A.S | Medium Airport |
| CDS | KCDS | Childress Municipal Airport | Childress | 🇺🇸 A.S | Medium Airport |
| CDT | LECH | Castellón-Costa Azahar Airport | Castellón de la Plana | 🇪🇸 Sepanyol | Medium Airport |
| CDU | YSCN | Camden Airport | Cobbitty | 🇦🇺 Australia | Medium Airport |
| CDV | PACV | Merle K (Mudhole) Smith Airport | Cordova | 🇺🇸 A.S | Medium Airport |
| CDW | KCDW | Essex County Airport | Caldwell | 🇺🇸 A.S | Small Airport |
| CDY | RPMU | Cagayan de Sulu Airport | Mapun | 🇵🇭 Filipina | Small Airport |
| CEA | KCEA | Cessna Aircraft Field | Wichita | 🇺🇸 A.S | Small Airport |
| CEB | RPVM | Mactan Cebu International Airport | Cebu City/Lapu-Lapu City | 🇵🇭 Filipina | Large Airport |
| CEC | KCEC | Jack Mc Namara Field Airport | Crescent City | 🇺🇸 A.S | Medium Airport |
| CED | YCDU | Ceduna Airport | 🇦🇺 Australia | Medium Airport | |
| CEE | ULWC | Cherepovets Airport | Cherepovets | 🇷🇺 Rusia | Medium Airport |
| CEF | Westover Metropolitan Airport / Westover Air Reserve Base | Chicopee | 🇺🇸 A.S | Medium Airport | |
| CEG | EGNR | Hawarden Airport | Broughton | 🇬🇧 UK | Medium Airport |
| CEH | FWCD | Chelinda Airfield | 🇲🇼 Malawi | Small Airport | |
| CEI | VTCT | Mae Fah Luang - Chiang Rai International Airport | Chiang Rai | 🇹🇭 Thailand | Large Airport |
| CEK | USCC | Kurchatov Chelyabinsk International Airport | Chelyabinsk | 🇷🇺 Rusia | Large Airport |
| CEL | SSCN | Canela Airport | Canela | 🇧🇷 Brazil | Small Airport |
| CEM | PACE | Central Airport | Central | 🇺🇸 A.S | Small Airport |
| CEN | MMCN | Ciudad Obregón International Airport | Ciudad Obregón | 🇲🇽 Mexico | Medium Airport |
| CEO | FNWK | Waco Kungo Airport | Waco Kungo | 🇦🇴 Angola | Small Airport |
| CEP | SLCP | Concepción Airport | Concepción | 🇧🇴 Bolivia | Small Airport |
| CEQ | LFMD | Cannes Mandelieu Airport | Cannes | 🇫🇷 Perancis | Medium Airport |
| CER | LFRC | Cherbourg Manche airport | Cherbourg | 🇫🇷 Perancis | Medium Airport |
| CES | YCNK | Cessnock Airport | 🇦🇺 Australia | Small Airport | |
| CET | LFOU | Cholet Le Pontreau airfield | Cholet | 🇫🇷 Perancis | Small Airport |
| CEU | KCEU | Oconee County Regional Airport | Clemson | 🇺🇸 A.S | Small Airport |
| CEV | KCEV | Mettel Field | Connersville | 🇺🇸 A.S | Small Airport |
| CEW | KCEW | Bob Sikes Airport | Crestview | 🇺🇸 A.S | Medium Airport |
| CEX | Chena Hot Springs Airport | Chena Hot Springs | 🇺🇸 A.S | Small Airport | |
| CEY | KCEY | Murray-Calloway County Airport Kyle-Oakley Field | Murray | 🇺🇸 A.S | Small Airport |
| CEZ | KCEZ | Cortez Municipal Airport | Cortez | 🇺🇸 A.S | Medium Airport |
| CFB | SBCB | Cabo Frio Airport | Cabo Frio | 🇧🇷 Brazil | Small Airport |
| CFC | SBCD | Doctor Carlos Alberto da Costa Neves Airport | Caçador | 🇧🇷 Brazil | Small Airport |
| CFD | KCFD | Coulter Field | Bryan | 🇺🇸 A.S | Small Airport |
| CFE | LFLC | Clermont-Ferrand Auvergne airport | Clermont-Ferrand | 🇫🇷 Perancis | Large Airport |
| CFF | FNCF | Cafunfo Airport | Cafunfo | 🇦🇴 Angola | Small Airport |
| CFG | MUCF | Jaime Gonzalez Airport | Cienfuegos | 🇨🇺 Cuba | Medium Airport |
| CFH | Clifton Hills Airport | Clifton Hills | 🇦🇺 Australia | Small Airport | |
| CFI | YCFD | Camfield Airport | 🇦🇺 Australia | Small Airport | |
| CFK | DAOI | Chlef Aboubakr Belkaid International Airport | Chlef | 🇩🇿 Algeria | Large Airport |
| CFM | Conklin (Leismer) Airport | Conklin | 🇨🇦 Kanada | Small Airport | |
| CFN | EIDL | Donegal Airport | Donegal | 🇮🇪 Ireland | Medium Airport |
| CFO | Confresa Airport | Confresa | 🇧🇷 Brazil | Small Airport | |
| CFP | Carpentaria Downs Airport | Carpentaria Downs | 🇦🇺 Australia | Small Airport | |
| CFQ | Creston Valley Regional Airport - Art Sutcliffe Field | Creston | 🇨🇦 Kanada | Small Airport | |
| CFR | LFRK | Caen Carpiquet airport | Caen | 🇫🇷 Perancis | Medium Airport |
| CFS | YCFS | Coffs Harbour Airport | Coffs Harbour | 🇦🇺 Australia | Medium Airport |
| CFT | KCFT | Greenlee County Airport | Clifton | 🇺🇸 A.S | Small Airport |
| CFU | LGKR | Corfu Ioannis Kapodistrias International Airport | Kerkyra (Corfu) | 🇬🇷 Greece | Large Airport |
| CFV | KCFV | Coffeyville Municipal Airport | Coffeyville | 🇺🇸 A.S | Small Airport |
| CGB | SBCY | Várzea Grande–Marechal Rondon International Airport | Cuiabá | 🇧🇷 Brazil | Large Airport |
| CGC | AYCG | Cape Gloucester Airport | Cape Gloucester | 🇵🇬 Papua New Guinea | Small Airport |
| CGD | ZGCD | Changde Taohuayuan Airport | Changde (Dingcheng) | 🇨🇳 China | Medium Airport |
| CGE | KCGE | Cambridge Dorchester Airport | Cambridge | 🇺🇸 A.S | Small Airport |
| CGF | KCGF | Cuyahoga County Airport | Cleveland | 🇺🇸 A.S | Medium Airport |
| CGG | Casiguran Airport | Casiguran | 🇵🇭 Filipina | Small Airport | |
| CGH | SBSP | Congonhas–Deputado Freitas Nobre Airport | São Paulo | 🇧🇷 Brazil | Large Airport |
| CGI | KCGI | Cape Girardeau Regional Airport | Cape Girardeau | 🇺🇸 A.S | Medium Airport |
| CGJ | FLKE | Kasompe Airport | Chingola | 🇿🇲 Zambia | Medium Airport |
| CGK | WIII | Soekarno-Hatta International Airport | Jakarta | 🇮🇩 Indonesia | Large Airport |
| CGL | SPGL | Chagual Airport | 🇵🇪 Peru | Small Airport | |
| CGM | RPMH | Camiguin Airport | Mambajao | 🇵🇭 Filipina | Medium Airport |
| CGN | EDDK | Cologne Bonn Airport | Köln (Cologne) | 🇩🇪 Jerman | Large Airport |
| CGO | ZHCC | Zhengzhou Xinzheng International Airport | Zhengzhou | 🇨🇳 China | Large Airport |
| CGP | VGEG | Shah Amanat International Airport | Chattogram (Chittagong) | 🇧🇩 Bangladesh | Large Airport |
| CGQ | ZYCC | Changchun Longjia International Airport | Changchun | 🇨🇳 China | Large Airport |
| CGR | SBCG | Campo Grande Airport | Campo Grande | 🇧🇷 Brazil | Medium Airport |
| CGS | KCGS | College Park Airport | College Park | 🇺🇸 A.S | Small Airport |
| CGV | YCAG | Caiguna Airport | 🇦🇺 Australia | Small Airport | |
| CGX | FLCU | Chunga Airstrip | Chunga | 🇿🇲 Zambia | Small Airport |
| CGY | RPMY | Laguindingan International Airport | Laguindingan | 🇵🇭 Filipina | Large Airport |
| CGZ | KCGZ | Casa Grande Municipal Airport | Casa Grande | 🇺🇸 A.S | Small Airport |
| CHA | KCHA | Chattanooga Metropolitan Airport (Lovell Field) | Chattanooga | 🇺🇸 A.S | Medium Airport |
| CHB | OPCL | Chilas Airport | Chilas | 🇵🇰 Pakistan | Small Airport |
| CHC | NZCH | Christchurch International Airport | Christchurch | 🇳🇿 New Zealand | Large Airport |
| CHD | Mucugê Airport | Mucugê | 🇧🇷 Brazil | Small Airport | |
| CHF | RKPE | Jinhae Air Base | Jinhae | 🇰🇷 Korea Selatan | Small Airport |
| CHG | ZYCY | Chaoyang Airport | Shuangta, Chaoyang | 🇨🇳 China | Medium Airport |
| CHH | SPPY | Chachapoyas Airport | Chachapoyas | 🇵🇪 Peru | Medium Airport |
| CHJ | FVCH | Chipinge Airport | Chipinge | 🇿🇼 Zimbabwe | Small Airport |
| CHK | KCHK | Chickasha Municipal Airport | Chickasha | 🇺🇸 A.S | Small Airport |
| CHL | KLLJ | Challis Airport | Challis | 🇺🇸 A.S | Small Airport |
| CHM | SPEO | FAP Lieutenant Jaime Andres de Montreuil Morales Airport | Chimbote | 🇵🇪 Peru | Medium Airport |
| CHN | RKJU | Jeonju (G 703) Air Base | Jeonju | 🇰🇷 Korea Selatan | Small Airport |
| CHO | KCHO | Charlottesville Albemarle Airport | Charlottesville | 🇺🇸 A.S | Medium Airport |
| CHP | Circle Hot Springs Airport | Circle Hot Springs | 🇺🇸 A.S | Small Airport | |
| CHQ | LGSA | Chania International Airport | Souda | 🇬🇷 Greece | Large Airport |
| CHR | LFLX | Châteauroux Déols airport | Châteauroux | 🇫🇷 Perancis | Medium Airport |
| CHS | KCHS | Charleston International Airport | Charleston | 🇺🇸 A.S | Large Airport |
| CHT | NZCI | Inia William Tuuta Memorial Airport | Te One | 🇳🇿 New Zealand | Medium Airport |
| CHU | Chuathbaluk Airport | Chuathbaluk | 🇺🇸 A.S | Small Airport | |
| CHX | MPCH | Changuinola Captain Manuel Niño International Airport | Changuinola | 🇵🇦 Panama | Medium Airport |
| CHY | AGGC | Choiseul Bay Airport | Choiseul Bay | 🇸🇧 Kepulauan Solomon | Small Airport |
| CHZ | Chiloquin State Airport | Chiloquin | 🇺🇸 A.S | Small Airport | |
| CIA | LIRA | Ciampino–G. B. Pastine International Airport | Rome | 🇮🇹 Itali | Large Airport |
| CIC | KCIC | Chico Regional Airport | Chico | 🇺🇸 A.S | Small Airport |
| CID | KCID | The Eastern Iowa Airport | Cedar Rapids | 🇺🇸 A.S | Medium Airport |
| CIE | YCOI | Collie Airport | Collie | 🇦🇺 Australia | Small Airport |
| CIF | ZBCF | Chifeng Yulong Airport | Chifeng | 🇨🇳 China | Medium Airport |
| CIG | KCAG | Craig Moffat Airport | Craig | 🇺🇸 A.S | Small Airport |
| CIH | ZBCZ | Changzhi Wangcun Airport | Changzhi | 🇨🇳 China | Small Airport |
| CII | LTBD | Aydın Çıldır Airport | Aydın | 🇹🇷 Turkiye | Small Airport |
| CIJ | SLCO | Capitán Aníbal Arab Airport | Cobija | 🇧🇴 Bolivia | Medium Airport |
| CIK | PACI | Chalkyitsik Airport | Chalkyitsik | 🇺🇸 A.S | Small Airport |
| CIL | Council Airport | Council | 🇺🇸 A.S | Small Airport | |
| CIM | SKCM | Cimitarra Airport | Cimitarra | 🇨🇴 Colombia | Small Airport |
| CIN | KCIN | Arthur N Neu Airport | Carroll | 🇺🇸 A.S | Small Airport |
| CIO | SGCO | Lieutenant Colonel Carmelo Peralta National Airport | Concepción | 🇵🇾 Paraguay | Medium Airport |
| CIP | FLCP | Chipata Airport | Chipata | 🇿🇲 Zambia | Small Airport |
| CIQ | Chiquimula Airport | Chiquimula | 🇬🇹 Guatemala | Small Airport | |
| CIR | KCIR | Cairo Regional Airport | Cairo | 🇺🇸 A.S | Small Airport |
| CIS | PCIS | Canton Island Airport | Abariringa | 🇰🇮 Kiribati | Medium Airport |
| CIT | UAII | Shymkent International Airport | Shymkent | 🇰🇿 Kazakhstan | Large Airport |
| CIU | KCIU | Chippewa County International Airport | Kincheloe | 🇺🇸 A.S | Medium Airport |
| CIW | TVSC | Canouan Airport | Canouan | 🇻🇨 Saint Vincent dan Grenadines | Medium Airport |
| CIX | SPHI | Capitán FAP José A. Quiñones González International Airport | Chiclayo | 🇵🇪 Peru | Large Airport |
| CIY | LICB | Comiso Airport | Comiso | 🇮🇹 Itali | Medium Airport |
| CIZ | SWKO | Danilson Municipal Airport | Coari | 🇧🇷 Brazil | Small Airport |
| CJA | SPJR | Mayor General FAP Armando Revoredo Iglesias Airport | Cajamarca | 🇵🇪 Peru | Medium Airport |
| CJB | VOCB | Coimbatore International Airport | Coimbatore | 🇮🇳 India | Large Airport |
| CJC | SCCF | El Loa Airport | Calama | 🇨🇱 Chile | Medium Airport |
| CJD | Candilejas Airport | Candilejas | 🇨🇴 Colombia | Small Airport | |
| CJF | YCWA | Coondewanna Airport | Coondewanna | 🇦🇺 Australia | Small Airport |
| CJH | Chilko Lake (Tsylos Park Lodge) Airport | Chilko Lake | 🇨🇦 Kanada | Small Airport | |
| CJJ | RKTU | Cheongju International Airport/Cheongju Air Base (K-59/G-513) | Cheongju | 🇰🇷 Korea Selatan | Large Airport |
| CJL | OPCH | Chitral Airport | Chitral | 🇵🇰 Pakistan | Medium Airport |
| CJM | VTSE | Chumphon Airport | Chumphon | 🇹🇭 Thailand | Medium Airport |
| CJN | WICN | Nusawiru Airport | Cijulang | 🇮🇩 Indonesia | Small Airport |
| CJS | MMCS | Abraham González International Airport | Ciudad Juárez | 🇲🇽 Mexico | Large Airport |
| CJT | MMCO | San Antonio Copalar Airport | Comitán | 🇲🇽 Mexico | Small Airport |
| CJU | RKPC | Jeju International Airport | Jeju City | 🇰🇷 Korea Selatan | Large Airport |
| CJZ | Pedro Vieira Moreira Airport | Cajazeiras | 🇧🇷 Brazil | Small Airport | |
| CKA | KCKA | Kegelman AF Aux Field | Cherokee | 🇺🇸 A.S | Small Airport |
| CKB | KCKB | North Central West Virginia Airport | Bridgeport | 🇺🇸 A.S | Medium Airport |
| CKC | UKKE | Cherkasy International Airport | Cherkasy | 🇺🇦 Ukraine | Medium Airport |
| CKD | Crooked Creek Airport | Crooked Creek | 🇺🇸 A.S | Small Airport | |
| CKE | Lampson Field | Lakeport | 🇺🇸 A.S | Small Airport | |
| CKG | ZUCK | Chongqing Jiangbei International Airport | Chongqing | 🇨🇳 China | Large Airport |
| CKH | UESO | Chokurdakh Airport | Chokurdah | 🇷🇺 Rusia | Medium Airport |
| CKI | YCKI | Croker Island Airport | 🇦🇺 Australia | Small Airport | |
| CKK | KCVK | Sharp County Regional Airport | Ash Flat | 🇺🇸 A.S | Small Airport |
| CKL | UUMU | Chkalovskiy Air Base | Moscow | 🇷🇺 Rusia | Medium Airport |
| CKM | KCKM | Fletcher Field | Clarksdale | 🇺🇸 A.S | Small Airport |
| CKN | KCKN | Crookston Municipal Kirkwood Field | Crookston | 🇺🇸 A.S | Small Airport |
| CKO | SSCP | Cornélio Procópio Airport | Cornélio Procópio | 🇧🇷 Brazil | Small Airport |
| CKR | Crane Island Airstrip | Crane Island | 🇺🇸 A.S | Small Airport | |
| CKS | SBCJ | Carajás Airport | Parauapebas | 🇧🇷 Brazil | Medium Airport |
| CKT | OIMC | Sarakhs Airport | Sarakhs | 🇮🇷 Iran | Medium Airport |
| CKU | Cordova Municipal Airport | Cordova | 🇺🇸 A.S | Small Airport | |
| CKV | KCKV | Clarksville–Montgomery County Regional Airport | Clarksville | 🇺🇸 A.S | Small Airport |
| CKW | YCHK | Christmas Creek Airport | Christmas Creek Mine | 🇦🇺 Australia | Small Airport |
| CKX | Chicken Airport | Chicken | 🇺🇸 A.S | Small Airport | |
| CKY | GUCY | Ahmed Sékou Touré International Airport | Conakry | 🇬🇳 Guinea | Large Airport |
| CKZ | LTBH | Çanakkale Airport | Çanakkale | 🇹🇷 Turkiye | Medium Airport |
| CLA | VGCM | Comilla Airport | Comilla | 🇧🇩 Bangladesh | Small Airport |
| CLD | KCRQ | McClellan-Palomar Airport | Carlsbad | 🇺🇸 A.S | Medium Airport |
| CLE | KCLE | Cleveland Hopkins International Airport | Cleveland | 🇺🇸 A.S | Large Airport |
| CLG | New Coalinga Municipal Airport | Coalinga | 🇺🇸 A.S | Small Airport | |
| CLH | YCAH | Coolah Airport | 🇦🇺 Australia | Small Airport | |
| CLI | KCLI | Clintonville Municipal Airport | Clintonville | 🇺🇸 A.S | Small Airport |
| CLJ | LRCL | Avram Iancu Cluj International Airport | Cluj-Napoca | 🇷🇴 Romania | Large Airport |
| CLK | KCLK | Clinton Regional Airport | Clinton | 🇺🇸 A.S | Small Airport |
| CLL | KCLL | Easterwood Field | College Station | 🇺🇸 A.S | Medium Airport |
| CLM | KCLM | William R Fairchild International Airport | Port Angeles | 🇺🇸 A.S | Medium Airport |
| CLN | SBCI | Brig. Lysias Augusto Rodrigues Airport | Carolina | 🇧🇷 Brazil | Medium Airport |
| CLO | SKCL | Alfonso Bonilla Aragon International Airport | Cali | 🇨🇴 Colombia | Large Airport |
| CLP | PFCL | Clarks Point Airport | Clarks Point | 🇺🇸 A.S | Small Airport |
| CLQ | MMIA | Licenciado Miguel de la Madrid International Airport | Colima | 🇲🇽 Mexico | Medium Airport |
| CLR | KCLR | Cliff Hatfield Memorial Airport | Calipatria | 🇺🇸 A.S | Small Airport |
| CLS | KCLS | Chehalis Centralia Airport | Chehalis | 🇺🇸 A.S | Small Airport |
| CLT | KCLT | Charlotte Douglas International Airport | Charlotte | 🇺🇸 A.S | Large Airport |
| CLU | KBAK | Columbus Municipal Airport | Columbus | 🇺🇸 A.S | Medium Airport |
| CLV | SBCN | Nelson Ribeiro Guimarães Airport | Caldas Novas | 🇧🇷 Brazil | Small Airport |
| CLW | KCLW | Clearwater Air Park | Clearwater | 🇺🇸 A.S | Small Airport |
| CLX | SATC | Aeródromo de Clorinda | Clorinda | 🇦🇷 Argentina | Small Airport |
| CLY | LFKC | Calvi Sainte Catherine Airport | Calvi | 🇫🇷 Perancis | Medium Airport |
| CLZ | SVCL | Calabozo Airport | Guarico | 🇻🇪 Venezuela | Medium Airport |
| CMA | YCMU | Cunnamulla Airport | 🇦🇺 Australia | Medium Airport | |
| CMB | VCBI | Bandaranaike International Colombo Airport | Colombo | 🇱🇰 Sri Lanka | Large Airport |
| CMC | SNWC | Camocim - Pinto Martins Airport | Camocim | 🇧🇷 Brazil | Small Airport |
| CMD | YCTM | Cootamundra Airport | 🇦🇺 Australia | Medium Airport | |
| CME | MMCE | Ciudad del Carmen International Airport | Ciudad del Carmen | 🇲🇽 Mexico | Medium Airport |
| CMF | LFLB | Chambéry Aix les Bains airport | Chambéry | 🇫🇷 Perancis | Medium Airport |
| CMG | SBCR | Corumbá International Airport | Corumbá | 🇧🇷 Brazil | Medium Airport |
| CMH | KCMH | John Glenn Columbus International Airport | Columbus | 🇺🇸 A.S | Large Airport |
| CMI | KCMI | University of Illinois Willard Airport | Savoy | 🇺🇸 A.S | Medium Airport |
| CMJ | RCCM | Qimei Airport | Qimei | 🇹🇼 Taiwan | Small Airport |
| CMK | FWCM | Club Makokola Airport | Club Makokola | 🇲🇼 Malawi | Small Airport |
| CML | YCMW | Camooweal Airport | 🇦🇺 Australia | Small Airport | |
| CMM | MGCR | Carmelita Airport | Carmelita | 🇬🇹 Guatemala | Small Airport |
| CMN | GMMN | Mohammed V International Airport | Casablanca | 🇲🇦 Maghribi | Large Airport |
| CMO | HCMO | Hobyo Airport | Hobyo | 🇸🇴 Somalia | Small Airport |
| CMP | Santana do Araguaia Airport | Santana do Araguaia | 🇧🇷 Brazil | Small Airport | |
| CMQ | YCMT | Clermont Airport | 🇦🇺 Australia | Medium Airport | |
| CMR | LFGA | Colmar Houssen airport | Colmar | 🇫🇷 Perancis | Medium Airport |
| CMS | HCMS | Iskushuban Airport | Iskushuban | 🇸🇴 Somalia | Small Airport |
| CMT | New Cametá Airport | Cametá | 🇧🇷 Brazil | Small Airport | |
| CMU | AYCH | Chimbu Airport | Kundiawa | 🇵🇬 Papua New Guinea | Medium Airport |
| CMV | NZCX | Coromandel Airport | Coromandel | 🇳🇿 New Zealand | Small Airport |
| CMW | MUCM | Ignacio Agramonte International Airport | Camaguey | 🇨🇺 Cuba | Large Airport |
| CMX | KCMX | Houghton County Memorial Airport | Hancock | 🇺🇸 A.S | Medium Airport |
| CMY | KCMY | Sparta Fort McCoy Airport | Sparta | 🇺🇸 A.S | Small Airport |
| CMZ | Caia Airport | Caia | 🇲🇿 Mozambique | Small Airport | |
| CNA | MMCA | Cananea National Airport | Cananea | 🇲🇽 Mexico | Small Airport |
| CNB | YCNM | Coonamble Airport | 🇦🇺 Australia | Medium Airport | |
| CNC | YCCT | Coconut Island Airport | 🇦🇺 Australia | Small Airport | |
| CND | LRCK | Mihail Kogălniceanu International Airport | Constanța | 🇷🇴 Romania | Large Airport |
| CNE | Fremont County Airport | Penrose | 🇺🇸 A.S | Small Airport | |
| CNF | SBCF | Tancredo Neves International Airport | Belo Horizonte | 🇧🇷 Brazil | Large Airport |
| CNG | LFBG | Cognac-Châteaubernard (BA 709) Air Base | Cognac/Châteaubernard | 🇫🇷 Perancis | Medium Airport |
| CNH | KCNH | Claremont Municipal Airport | Claremont | 🇺🇸 A.S | Small Airport |
| CNI | ZYCH | Changhai Dachangshandao Airport | Dalian (Changhai) | 🇨🇳 China | Small Airport |
| CNJ | YCCY | Cloncurry Airport | Cloncurry | 🇦🇺 Australia | Medium Airport |
| CNK | KCNK | Blosser Municipal Airport | Concordia | 🇺🇸 A.S | Small Airport |
| CNL | EKSN | Sindal Airport | Sindal | 🇩🇰 Denmark | Medium Airport |
| CNM | KCNM | Cavern City Air Terminal | Carlsbad | 🇺🇸 A.S | Medium Airport |
| CNN | VOKN | Kannur International Airport | Kannur | 🇮🇳 India | Large Airport |
| CNO | KCNO | Chino Airport | Chino | 🇺🇸 A.S | Small Airport |
| CNP | BGCO | Neerlerit Inaat Airport | Neerlerit Inaat | 🇬🇱 Greenland | Medium Airport |
| CNQ | SARC | Corrientes Airport | Corrientes | 🇦🇷 Argentina | Medium Airport |
| CNR | SCRA | Chañaral Airport | Chañaral | 🇨🇱 Chile | Medium Airport |
| CNS | YBCS | Cairns International Airport | Cairns | 🇦🇺 Australia | Large Airport |
| CNT | Charata Airport | Charata | 🇦🇷 Argentina | Small Airport | |
| CNU | KCNU | Chanute Martin Johnson Airport | Chanute | 🇺🇸 A.S | Medium Airport |
| CNV | SNED | Sócrates Rezende Airport | Canavieiras | 🇧🇷 Brazil | Small Airport |
| CNW | KCNW | TSTC Waco Airport | Waco | 🇺🇸 A.S | Small Airport |
| CNX | VTCC | Chiang Mai International Airport | Chiang Mai | 🇹🇭 Thailand | Large Airport |
| CNY | KCNY | Canyonlands Regional Airport | Moab | 🇺🇸 A.S | Medium Airport |
| CNZ | Cangamba Airport | Cangamba | 🇦🇴 Angola | Small Airport | |
| COA | Columbia Airport | Columbia | 🇺🇸 A.S | Small Airport | |
| COB | Coolibah Airport | Coolibah | 🇦🇺 Australia | Small Airport | |
| COC | SAAC | Comodoro Pierrestegui Airport | Concordia | 🇦🇷 Argentina | Medium Airport |
| COD | KCOD | Yellowstone Regional Airport | Cody | 🇺🇸 A.S | Medium Airport |
| COE | KCOE | Coeur D'Alene Airport - Pappy Boyington Field | Coeur d'Alene | 🇺🇸 A.S | Medium Airport |
| COF | KCOF | Patrick Space Force Base | Cocoa Beach | 🇺🇸 A.S | Medium Airport |
| COG | SKCD | Mandinga Airport | Condoto | 🇨🇴 Colombia | Small Airport |
| COH | VECO | Cooch Behar Airport | Cooch Behar | 🇮🇳 India | Small Airport |
| COI | KCOI | Merritt Island Airport | Merritt Island | 🇺🇸 A.S | Small Airport |
| COJ | YCBB | Coonabarabran Airport | 🇦🇺 Australia | Medium Airport | |
| COK | VOCI | Cochin International Airport | Kochi | 🇮🇳 India | Large Airport |
| COL | Coll Airport | Coll Island | 🇬🇧 UK | Small Airport | |
| COM | KCOM | Coleman Municipal Airport | Coleman | 🇺🇸 A.S | Small Airport |
| CON | KCON | Concord Municipal Airport | Concord | 🇺🇸 A.S | Medium Airport |
| COO | DBBB | Cotonou Cadjehoun International Airport | Cotonou | 🇧🇯 Benin | Large Airport |
| COP | Cooperstown-Westville Airport | Cooperstown | 🇺🇸 A.S | Small Airport | |
| COQ | ZMCD | Choibalsan Airport | 🇲🇳 Mongolia | Medium Airport | |
| COR | SACO | Ingeniero Aeronáutico Ambrosio L.V. Taravella International Airport | Cordoba | 🇦🇷 Argentina | Large Airport |
| COS | KCOS | City of Colorado Springs Municipal Airport | Colorado Springs | 🇺🇸 A.S | Large Airport |
| COT | KCOT | Cotulla-La Salle County Airport | Cotulla | 🇺🇸 A.S | Small Airport |
| COU | KCOU | Columbia Regional Airport | Columbia | 🇺🇸 A.S | Medium Airport |
| COV | LTDB | Çukurova International Airport | Tarsus | 🇹🇷 Turkiye | Large Airport |
| COW | Tambillos Airport | Coquimbo | 🇨🇱 Chile | Small Airport | |
| COY | YCWY | Coolawanyah Airport | Coolawanyah Station | 🇦🇺 Australia | Small Airport |
| COZ | MDCZ | Constanza - Expedición 14 de Junio National Airport | Costanza | 🇩🇴 Republik Dominica | Small Airport |
| CPA | GLCP | Cape Palmas Airport | Harper | 🇱🇷 Liberia | Small Airport |
| CPB | SKCA | Capurganá Airport | Acandí | 🇨🇴 Colombia | Small Airport |
| CPC | SAZY | Aviador C. Campos Airport | Chapelco/San Martin de los Andes | 🇦🇷 Argentina | Medium Airport |
| CPD | YCBP | Coober Pedy Airport | Coober Pedy | 🇦🇺 Australia | Medium Airport |
| CPE | MMCP | Ingeniero Alberto Acuña Ongay International Airport | Campeche | 🇲🇽 Mexico | Medium Airport |
| CPF | WARC | Ngloram Airport | Blora | 🇮🇩 Indonesia | Small Airport |
| CPG | Carmen de Patagones Airport | Carmen de Patagones | 🇦🇷 Argentina | Small Airport | |
| CPH | EKCH | Copenhagen Kastrup Airport | Copenhagen | 🇩🇰 Denmark | Large Airport |
| CPI | Cape Orford Airport | 🇵🇬 Papua New Guinea | Small Airport | ||
| CPL | SKHA | General Navas Pardo Airport | Chaparral | 🇨🇴 Colombia | Small Airport |
| CPM | KCPM | Compton Woodley Airport | Compton | 🇺🇸 A.S | Small Airport |
| CPN | Cape Rodney Airport | Cape Rodney | 🇵🇬 Papua New Guinea | Small Airport | |
| CPO | SCAT | Desierto de Atacama Airport | Copiapo | 🇨🇱 Chile | Medium Airport |
| CPP | SCKP | Coposa Airport | Pica | 🇨🇱 Chile | Small Airport |
| CPR | KCPR | Casper-Natrona County International Airport | Casper | 🇺🇸 A.S | Medium Airport |
| CPS | KCPS | St Louis Downtown Airport | Cahokia/St Louis | 🇺🇸 A.S | Small Airport |
| CPT | FACT | Cape Town International Airport | Cape Town | 🇿🇦 Afrika Selatan | Large Airport |
| CPU | Cururupu Airport | Cururupu | 🇧🇷 Brazil | Small Airport | |
| CPV | SBKG | Presidente João Suassuna Airport | Campina Grande | 🇧🇷 Brazil | Medium Airport |
| CPX | TJCP | Benjamin Rivera Noriega Airport | Culebra | 🇵🇷 Puerto Rico | Medium Airport |
| CQA | SWEK | Canarana Airport | Canarana | 🇧🇷 Brazil | Small Airport |
| CQD | OIFS | Shahrekord Airport | Shahrekord | 🇮🇷 Iran | Medium Airport |
| CQF | LFAC | Calais Marck Airport | Calais | 🇫🇷 Perancis | Medium Airport |
| CQM | LERL | Ciudad Real International Airport | Ciudad Real | 🇪🇸 Sepanyol | Medium Airport |
| CQP | Cape Flattery Airport | 🇦🇺 Australia | Small Airport | ||
| CQS | SWCQ | Costa Marques Airport | Costa Marques | 🇧🇷 Brazil | Small Airport |
| CQT | Caquetania Airport | Caquetania | 🇨🇴 Colombia | Small Airport | |
| CQW | ZUWL | Chongqing Xiannüshan Airport | Wulong | 🇨🇳 China | Medium Airport |
| CRA | LRCV | Craiova International Airport | Craiova | 🇷🇴 Romania | Large Airport |
| CRB | YCBR | Collarenebri Airport | 🇦🇺 Australia | Small Airport | |
| CRC | SKGO | Santa Ana Airport | Cartago | 🇨🇴 Colombia | Medium Airport |
| CRD | SAVC | General Enrique Mosconi International Airport | Comodoro Rivadavia | 🇦🇷 Argentina | Large Airport |
| CRE | KCRE | Grand Strand Airport | North Myrtle Beach | 🇺🇸 A.S | Medium Airport |
| CRF | FEFC | Carnot Airport | Carnot | 🇨🇫 Republik Afrika Tengah | Small Airport |
| CRG | KCRG | Jacksonville Executive at Craig Airport | Jacksonville | 🇺🇸 A.S | Medium Airport |
| CRH | Cherrabah Airport | Cherrabah Homestead Resort | 🇦🇺 Australia | Small Airport | |
| CRI | MYCI | Colonel Hill Airport | Colonel Hill | 🇧🇸 Bahamas | Medium Airport |
| CRJ | Coorabie Airport | Coorabie | 🇦🇺 Australia | Small Airport | |
| CRK | RPLC | Clark International Airport / Clark Air Base | Mabalacat | 🇵🇭 Filipina | Large Airport |
| CRL | EBCI | Brussels South Charleroi Airport | Charleroi | 🇧🇪 Belgium | Large Airport |
| CRM | RPVF | Catarman National Airport | Catarman | 🇵🇭 Filipina | Medium Airport |
| CRO | Corcoran Airport | Corcoran | 🇺🇸 A.S | Small Airport | |
| CRP | KCRP | Corpus Christi International Airport | Corpus Christi | 🇺🇸 A.S | Medium Airport |
| CRQ | Caravelas Airport | Caravelas | 🇧🇷 Brazil | Medium Airport | |
| CRR | SANW | Ceres Airport | Ceres | 🇦🇷 Argentina | Small Airport |
| CRS | KCRS | C David Campbell Field Corsicana Municipal Airport | Corsicana | 🇺🇸 A.S | Small Airport |
| CRT | KCRT | Z M Jack Stell Field | Crossett | 🇺🇸 A.S | Small Airport |
| CRU | TGPZ | Lauriston Airport | Carriacou Island | 🇬🇩 Grenada | Small Airport |
| CRV | LIBC | Crotone Sant'Anna Pythagoras Airport | Isola di Capo Rizzuto (KR) | 🇮🇹 Itali | Medium Airport |
| CRW | KCRW | Yeager Airport | Charleston | 🇺🇸 A.S | Medium Airport |
| CRX | KCRX | Roscoe Turner Airport | Corinth | 🇺🇸 A.S | Small Airport |
| CRY | Carlton Hill Airport | Carlton Hill | 🇦🇺 Australia | Small Airport | |
| CRZ | UTAV | Türkmenabat International Airport | Türkmenabat | 🇹🇲 Turkmenistan | Large Airport |
| CSA | Colonsay Airstrip | Colonsay | 🇬🇧 UK | Small Airport | |
| CSB | LRCS | Caransebeş Airport | Caransebeş | 🇷🇴 Romania | Medium Airport |
| CSC | MRMJ | Mojica Airport | Cañas | 🇨🇷 Costa Rica | Small Airport |
| CSD | Cresswell Downs Airport | Cresswell Downs | 🇦🇺 Australia | Small Airport | |
| CSE | Crested Butte Airpark | Crested Butte | 🇺🇸 A.S | Small Airport | |
| CSF | LFPC | Creil Air Base | Creil | 🇫🇷 Perancis | Medium Airport |
| CSG | KCSG | Columbus Airport | Columbus | 🇺🇸 A.S | Medium Airport |
| CSH | Solovki Airport | Solovetsky Islands | 🇷🇺 Rusia | Small Airport | |
| CSI | YCAS | Casino Airport | 🇦🇺 Australia | Small Airport | |
| CSK | GOGS | Cap Skirring Airport | Cap Skirring | 🇸🇳 Senegal | Medium Airport |
| CSM | KCSM | Clinton Sherman Airport | Clinton | 🇺🇸 A.S | Small Airport |
| CSN | KCXP | Carson Airport | Carson City | 🇺🇸 A.S | Medium Airport |
| CSO | EDBC | Cochstedt Airport | Hecklingen | 🇩🇪 Jerman | Small Airport |
| CSQ | KCSQ | Creston Municipal Airport | Creston | 🇺🇸 A.S | Small Airport |
| CSR | Casuarito Airport | Casuarito | 🇨🇴 Colombia | Small Airport | |
| CSS | SSCL | Cassilândia Airport | Cassilândia | 🇧🇷 Brazil | Small Airport |
| CSU | SSSC | Santa Cruz do Sul Airport | Santa Cruz do Sul | 🇧🇷 Brazil | Small Airport |
| CSV | KCSV | Crossville Memorial Airport Whitson Field | Crossville | 🇺🇸 A.S | Medium Airport |
| CSW | MMSL | Cabo San Lucas International Airport | Cabo San Lucas | 🇲🇽 Mexico | Medium Airport |
| CSX | ZGHA | Changsha Huanghua International Airport | Changsha (Changsha) | 🇨🇳 China | Large Airport |
| CSY | UWKS | Cheboksary Airport | Cheboksary | 🇷🇺 Rusia | Medium Airport |
| CSZ | SAZC | Brigadier D.H.E. Ruiz Airport | Coronel Suarez | 🇦🇷 Argentina | Small Airport |
| CTA | LICC | Catania-Fontanarossa Airport | Catania | 🇮🇹 Itali | Large Airport |
| CTB | KCTB | Cut Bank International Airport | Cut Bank | 🇺🇸 A.S | Medium Airport |
| CTC | SANC | Coronel Felipe Varela International Airport | Catamarca | 🇦🇷 Argentina | Medium Airport |
| CTD | MPCE | Alonso Valderrama Airport | Chitré | 🇵🇦 Panama | Medium Airport |
| CTE | Cartí Airport | Cartí Islands | 🇵🇦 Panama | Small Airport | |
| CTF | MGCT | Coatepeque Airport | Coatepeque | 🇬🇹 Guatemala | Small Airport |
| CTG | SKCG | Rafael Nuñez International Airport | Cartagena | 🇨🇴 Colombia | Large Airport |
| CTH | KMQS | Chester County G O Carlson Airport | Coatesville | 🇺🇸 A.S | Small Airport |
| CTI | FNCV | Cuito Cuanavale Airport | Cuito Cuanavale | 🇦🇴 Angola | Small Airport |
| CTK | Canton Municipal Airport | Canton | 🇺🇸 A.S | Small Airport | |
| CTL | YBCV | Charleville Airport | Charleville | 🇦🇺 Australia | Medium Airport |
| CTM | MMCM | Chetumal International Airport | Chetumal | 🇲🇽 Mexico | Medium Airport |
| CTN | YCKN | Cooktown Airport | 🇦🇺 Australia | Medium Airport | |
| CTO | Calverton Executive Airpark | Calverton | 🇺🇸 A.S | Small Airport | |
| CTP | Carutapera Airport | Carutapera | 🇧🇷 Brazil | Small Airport | |
| CTQ | Santa Vitória do Palmar Airport | Santa Vitória do Palmar | 🇧🇷 Brazil | Small Airport | |
| CTR | Cattle Creek Airport | 🇦🇺 Australia | Small Airport | ||
| CTS | RJCC | New Chitose Airport | Sapporo | 🇯🇵 Jepun | Large Airport |
| CTT | LFMQ | Le Castellet Airport | Le Castellet, Var | 🇫🇷 Perancis | Medium Airport |
| CTU | ZUUU | Chengdu Shuangliu International Airport | Chengdu (Shuangliu) | 🇨🇳 China | Large Airport |
| CTV | Catoca Airport | Saurimo | 🇦🇴 Angola | Small Airport | |
| CTW | Cottonwood Airport | Cottonwood | 🇺🇸 A.S | Small Airport | |
| CTX | Cortland County Chase Field | Cortland | 🇺🇸 A.S | Small Airport | |
| CTY | KCTY | Cross City Airport | Cross City | 🇺🇸 A.S | Small Airport |
| CTZ | KCTZ | Sampson County Airport | Clinton | 🇺🇸 A.S | Small Airport |
| CUA | Ciudad Constitución National Airport | Comondú | 🇲🇽 Mexico | Small Airport | |
| CUB | KCUB | Jim Hamilton L.B. Owens Airport | Columbia | 🇺🇸 A.S | Medium Airport |
| CUC | SKCC | Camilo Daza International Airport | Cúcuta | 🇨🇴 Colombia | Medium Airport |
| CUD | YCDR | Caloundra Airport | Caloundra | 🇦🇺 Australia | Small Airport |
| CUE | SECU | Mariscal Lamar Airport | Cuenca | 🇪🇨 Ecuador | Medium Airport |
| CUF | LIMZ | Cuneo International Airport | Levaldigi (CN) | 🇮🇹 Itali | Medium Airport |
| CUG | YCUA | Cudal Airport | 🇦🇺 Australia | Small Airport | |
| CUH | KCUH | Cushing Municipal Airport | Cushing | 🇺🇸 A.S | Small Airport |
| CUI | Currillo Airport | Currillo | 🇨🇴 Colombia | Small Airport | |
| CUJ | Culion Airport | Culion | 🇵🇭 Filipina | Small Airport | |
| CUK | Caye Caulker Airport | Caye Caulker | 🇧🇿 Belize | Medium Airport | |
| CUL | MMCL | Bachigualato Federal International Airport | Culiacán | 🇲🇽 Mexico | Large Airport |
| CUM | SVCU | Antonio José de Sucre Airport | Cumaná | 🇻🇪 Venezuela | Medium Airport |
| CUN | MMUN | Cancún International Airport | Cancún | 🇲🇽 Mexico | Large Airport |
| CUO | SKCR | Carurú Airport | Carurú | 🇨🇴 Colombia | Small Airport |
| CUP | SVCP | General Francisco Bermúdez Airport | Carúpano | 🇻🇪 Venezuela | Medium Airport |
| CUQ | YCOE | Coen Airport | Coen | 🇦🇺 Australia | Medium Airport |
| CUR | TNCC | Hato International Airport | Willemstad | 🇨🇼 Curaçao | Large Airport |
| CUS | Columbus Airport | Columbus | 🇺🇸 A.S | Small Airport | |
| CUT | SAZW | Cutral-Co Airport | Cutral-Co | 🇦🇷 Argentina | Medium Airport |
| CUU | MMCU | General Roberto Fierro Villalobos International Airport | Chihuahua | 🇲🇽 Mexico | Large Airport |
| CUV | SVCG | Casigua El Cubo Airport | Casigua El Cubo | 🇻🇪 Venezuela | Small Airport |
| CUY | YCUE | Cue Airport | 🇦🇺 Australia | Small Airport | |
| CUZ | SPZO | Alejandro Velasco Astete International Airport | Cusco | 🇵🇪 Peru | Large Airport |
| CVB | AYCB | Chungribu Airport | Chungribu | 🇵🇬 Papua New Guinea | Small Airport |
| CVC | YCEE | Cleve Airport | 🇦🇺 Australia | Medium Airport | |
| CVE | SKCV | Coveñas Airport | Coveñas | 🇨🇴 Colombia | Medium Airport |
| CVF | LFLJ | Courchevel Altiport | Saint-Bon | 🇫🇷 Perancis | Small Airport |
| CVG | KCVG | Cincinnati Northern Kentucky International Airport | Cincinnati / Covington | 🇺🇸 A.S | Large Airport |
| CVH | Caviahue Airport | Lafontaine | 🇦🇷 Argentina | Small Airport | |
| CVI | Caleta Olivia Airport | Caleta Olivia | 🇦🇷 Argentina | Small Airport | |
| CVJ | MMCB | General Mariano Matamoros International Airport | Temixco | 🇲🇽 Mexico | Medium Airport |
| CVL | Cape Vogel Airport | 🇵🇬 Papua New Guinea | Small Airport | ||
| CVM | MMCV | General Pedro Jose Mendez International Airport | Ciudad Victoria | 🇲🇽 Mexico | Medium Airport |
| CVN | KCVN | Clovis Municipal Airport | Clovis | 🇺🇸 A.S | Medium Airport |
| CVO | KCVO | Corvallis Municipal Airport | Corvallis | 🇺🇸 A.S | Medium Airport |
| CVQ | YCAR | Carnarvon Airport | Carnarvon | 🇦🇺 Australia | Medium Airport |
| CVS | KCVS | Cannon Air Force Base | Clovis | 🇺🇸 A.S | Medium Airport |
| CVT | EGBE | Coventry Airport | Coventry, West Midlands | 🇬🇧 UK | Medium Airport |
| CVU | LPCR | Corvo Airport | Corvo | 🇵🇹 Portugal | Small Airport |
| CWA | KCWA | Central Wisconsin Airport | Mosinee | 🇺🇸 A.S | Medium Airport |
| CWB | SBCT | Curitiba-Afonso Pena International Airport | Curitiba | 🇧🇷 Brazil | Large Airport |
| CWC | UKLN | Chernivtsi International Airport | Chernivtsi | 🇺🇦 Ukraine | Medium Airport |
| CWF | KCWF | Chennault International Airport | Lake Charles | 🇺🇸 A.S | Small Airport |
| CWI | KCWI | Clinton Municipal Airport | Clinton | 🇺🇸 A.S | Small Airport |
| CWJ | ZPCW | Cangyuan Washan Airport | Lincang (Cangyuan) | 🇨🇳 China | Medium Airport |
| CWK | Chitrakoot Airport | Chitrakoot | 🇮🇳 India | Small Airport | |
| CWL | EGFF | Cardiff International Airport | Cardiff | 🇬🇧 UK | Large Airport |
| CWP | Campbellpore Airport | Campbellpore | 🇵🇰 Pakistan | Small Airport | |
| CWR | YCWI | Cowarie Airport | 🇦🇺 Australia | Small Airport | |
| CWS | Center Island Airport | Center Island | 🇺🇸 A.S | Small Airport | |
| CWT | YCWR | Cowra Airport | 🇦🇺 Australia | Medium Airport | |
| CWW | YCOR | Corowa Airport | 🇦🇺 Australia | Medium Airport | |
| CWX | Cochise County Airport | Willcox | 🇺🇸 A.S | Small Airport | |
| CXA | SVCD | Caicara del Orinoco Airport | 🇻🇪 Venezuela | Medium Airport | |
| CXB | VGCB | Cox's Bazar Airport | Cox's Bazar | 🇧🇩 Bangladesh | Medium Airport |
| CXC | Chitina Airport | Chitina | 🇺🇸 A.S | Small Airport | |
| CXF | PACX | Coldfoot Airport | Coldfoot | 🇺🇸 A.S | Small Airport |
| CXI | PLCH | Cassidy International Airport | Kiritimati | 🇰🇮 Kiribati | Large Airport |
| CXJ | SBCX | Hugo Cantergiani Regional Airport | Caxias Do Sul | 🇧🇷 Brazil | Medium Airport |
| CXL | KCXL | Calexico International Airport | Calexico | 🇺🇸 A.S | Small Airport |
| CXM | FNCX | Camaxilo Airport | Camaxilo | 🇦🇴 Angola | Small Airport |
| CXN | HCMC | Candala Airport | Candala | 🇸🇴 Somalia | Small Airport |
| CXO | KCXO | Conroe-North Houston Regional Airport | Houston | 🇺🇸 A.S | Medium Airport |
| CXP | WAHL | Tunggul Wulung Airport | Cilacap | 🇮🇩 Indonesia | Medium Airport |
| CXQ | Christmas Creek Station Airport | Wangkat Jungka | 🇦🇺 Australia | Small Airport | |
| CXR | VVCR | Cam Ranh International Airport / Cam Ranh Air Base | Nha Trang/nha Trang aiurportCam Ranh | 🇻🇳 Vietnam | Large Airport |
| CXT | YCHT | Charters Towers Airport | 🇦🇺 Australia | Small Airport | |
| CXY | MYCC | Cat Cay Airport | North Cat Cay | 🇧🇸 Bahamas | Small Airport |
| CYA | MTCA | Antoine-Simon International Airport | Les Cayes | 🇭🇹 Haiti | Medium Airport |
| CYB | MWCB | Charles Kirkconnell International Airport | West End | 🇰🇾 Kepulauan Cayman | Medium Airport |
| CYC | Caye Chapel Airport | Caye Chapel | 🇧🇿 Belize | Medium Airport | |
| CYD | San Ignacio Town (Maya Flats) Airstrip | Maya Flats | 🇧🇿 Belize | Small Airport | |
| CYF | PACK | Chefornak Airport | Chefornak | 🇺🇸 A.S | Small Airport |
| CYG | YCRG | Corryong Airport | 🇦🇺 Australia | Medium Airport | |
| CYI | RCKU | Chiayi Airport | Shuishang | 🇹🇼 Taiwan | Medium Airport |
| CYL | MHCS | Coyoles Airport | Coyoles | 🇭🇳 Honduras | Small Airport |
| CYO | MUCL | Vilo Acuña International Airport | Cayo Largo del Sur | 🇨🇺 Cuba | Medium Airport |
| CYP | RPVC | Calbayog Airport | Calbayog City | 🇵🇭 Filipina | Medium Airport |
| CYR | SUCA | Colonia Laguna de Los Patos International Airport | Colonia del Sacramento | 🇺🇾 Uruguay | Small Airport |
| CYS | KCYS | Cheyenne Regional Jerry Olson Field | Cheyenne | 🇺🇸 A.S | Medium Airport |
| CYT | PACY | Yakataga Airport | Yakataga | 🇺🇸 A.S | Small Airport |
| CYU | RPLO | Cuyo Airport | Cuyo | 🇵🇭 Filipina | Small Airport |
| CYW | MMCY | Captain Rogelio Castillo National Airport | Celaya | 🇲🇽 Mexico | Medium Airport |
| CYX | UESS | Cherskiy Airport | Cherskiy | 🇷🇺 Rusia | Medium Airport |
| CYZ | RPUY | Cauayan Airport | Cauayan City | 🇵🇭 Filipina | Medium Airport |
| CZA | MMCT | Chichén Itzá International Airport | Tinúm | 🇲🇽 Mexico | Small Airport |
| CZB | Carlos Ruhl Airport | Cruz Alta | 🇧🇷 Brazil | Small Airport | |
| CZC | Copper Center 2 Airport | Copper Center | 🇺🇸 A.S | Small Airport | |
| CZE | SVCR | José Leonardo Chirinos Airport | Coro | 🇻🇪 Venezuela | Medium Airport |
| CZF | PACZ | Cape Romanzof LRRS Airport | Cape Romanzof | 🇺🇸 A.S | Medium Airport |
| CZH | Corozal Airport | Corozal | 🇧🇿 Belize | Medium Airport | |
| CZJ | Corazón de Jesús Airport | Tupile | 🇵🇦 Panama | Small Airport | |
| CZK | KCZK | Cascade Locks State Airport | Cascade Locks | 🇺🇸 A.S | Small Airport |
| CZL | DABC | Mohamed Boudiaf International Airport | Constantine | 🇩🇿 Algeria | Large Airport |
| CZM | MMCZ | Cozumel International Airport | Cozumel | 🇲🇽 Mexico | Large Airport |
| CZN | Chisana Airport | Chisana | 🇺🇸 A.S | Small Airport | |
| CZO | Chistochina Airport | Chistochina | 🇺🇸 A.S | Small Airport | |
| CZR | Chara Airport | Chara | 🇷🇺 Rusia | Small Airport | |
| CZS | SBCZ | Cruzeiro do Sul Airport | Cruzeiro Do Sul | 🇧🇷 Brazil | Medium Airport |
| CZT | KCZT | Dimmit County Airport | Carrizo Springs | 🇺🇸 A.S | Small Airport |
| CZU | SKCZ | Las Brujas Airport | Corozal | 🇨🇴 Colombia | Medium Airport |
| CZX | ZSCG | Changzhou Benniu International Airport | Changzhou | 🇨🇳 China | Medium Airport |
| CZY | YUNY | Cluny Airport | 🇦🇺 Australia | Small Airport |