| CAE |
Columbia Metropolitan Airport |
| CAI |
Cairo International Airport |
| CAK |
Akron-Canton Regional Airport |
| CAL |
Campbeltown Airport |
| CAN |
Guangzhou Baiyun International Airport |
| CAX |
Carlisle Airport |
| CAY |
Cayenne - Rochambeau Airport |
| CBB |
Cochabamba-J Wilstermann Airport |
| CBE |
Cumberland Regional Airport |
| CBG |
Cambridge Airport |
| CBN |
Canberra International Airport |
| CCF |
Carcassonne Airport |
| CCJ |
Calicut Airport |
| CCK |
Cocos Islands Airport |
| CCP |
Concepcion Airport |
| CCS |
Caracas - Simon Bolivar International Airport |
| CCU |
Kolkata - Netaji Subhas Chanra Bose Intīl Airport |
| CDG |
Paris -
Charles De Gaulle Airport |
| CDU |
Camden Airport |
| CEG |
Chester Airport |
| CEI |
Chiang
Rai International Airport |
| CEK |
Chelyabinsk - Balandino Airport |
| CEN |
Ciudad Obregón Airport |
| CEQ |
Cannes Airport |
| CER |
Cherbourg-Maupertus Aeroport |
| CEZ |
Cortez Municipal Airport |
| CFE |
Clermont Ferrand Auvergne International Airport |
| CFG |
Cienfuegos - Jamie González Intīl Airport |
| CFN |
Donegal Intīl Airport |
| CFU |
Corfu International Airport I Kapodistrias |
| CGB |
Cuiaba - Marechal Rondon Airport |
| CGH |
São Paulo
- Congonhas Intīl Airport |
| CGK |
Jakarta - Soekarno-Hatta International Airport |
| CGN |
Cologne/Bonn Airport |
| CGP |
Chittagong - Shah Amanat Intīl Airport |
| CGR |
Campo Grande International Airport |
| CHA |
Chattanooga Metropolitan Airport |
| CHC |
Christchurch International Airport Ltd |
| CHN |
Cheongju International Airport |
| CHQ |
Chania International Airport K Daskalogiannis |
| CHR |
Châteauroux/Déols-Marcel Dassault Airport |
| CIA |
Rome - Ciampino Airport |
| CID |
Eastern
Iowa Airport |
| CJB |
Coimbatore Airport |
| CJC |
Calama Airport - El Loa |
| CJU |
Jeju International Airport |
| CKY |
Conakry International Airport |
| CLE |
Cleveland
- Hopkins International Airport |
| CLM |
Port
Angeles-William R Fairchild Intīl Airport |
| CLO |
Cali - Alfonso Bonilla Aragón Airport |
| CLQ |
Colima Airport |
| CLT |
Charlotte/Douglas Intīl Airport |
| CLX |
Lima - Jorge Chavez International Airport |
| CLY |
Calvi - Sainte Catherine Aeroport |
| CMB |
Bandaranaike Intīl Airport |
| CME |
Ciudad
del Carmen Airport |
| CMF |
Chambery/Aix les Bains Airport |
| CMG |
Corumba Airport |
| CMH |
Columbus
- Port Columbus Intīl Airport |
| CMI |
Champaign
- Willard Airport |
| CMN |
Casablanca - Mohammed V Airport |
| CMR |
Colmar-Houssen Airport |
| CMW |
Camagüey-Ignacio Agramonte Airport |
| CND |
Constanta-Mihail Kogalniceanu Airport |
| CNF |
Belo Horizonte - Tancredo Neves Intīl Airport |
| CNS |
Cairns International Airport |
| CNX |
Chiang Mai Intīl Airport |
| COK |
Cochin International Airport |
| COO |
Cotonou Cadjehoun Airport |
| COR |
Cordoba - Ambrosio L V Taravella Airport |
| COS |
Colorado Springs Airport |
| CPE |
Campeche
- Ingeniero Alberto Acuna Ongay Intīl Airport |
| CPH |
openhagen - Kastrup International Airport |
| CPO |
Copiapó Aerodrome - Chamonate |
| CPR |
Casper/Natrona County Intīl Airport |
| CPT |
Cape Town
International Airport |
| CRD |
Comodoro Rivadavia International Airport |
| CRK |
Cork International Airport |
| CRL |
Brussels-South Charleroi Airport |
| CRP |
Corpus Christi Intīl Airport |
| CRV |
Crotone Airport |
| CRW |
Charleston-Yeager Airport |
| CTA |
Catania-Fontanarossa Airport |
| CTC |
Catamarca Airport |
| CTG |
Cartagena
- Rafael Nunez Airport |
| CTM |
Chetumal International Airport |
| CTU |
Chengdu/Shuangliu
Airport |
| CUF |
Cuneo-Levaldigi Airport |
| CUN |
Cancun Intīl Airport |
| CUR |
Curacao - Hato Airport |
| CVG |
Cincinnati/N Kentucky Intīl Airport |
| CVJ |
Cuernavaca Airport |
| CVM |
Ciudad
Victoria Airport |
| CVT |
Coventry
- West Midlands International Airport |
| CWA |
Wausau/Central
Wisconsin Regional Airport |
| CWB |
Curitiba
- Afonso Pena Airport |
| CWL |
Cardiff International Airport |
| CYB |
Gerrard Smith International Airport |
| CYO |
Cayo
Largo-Vilo Acuņa Intīl Airport |
| CYS |
Cheyenne Airport |
| CZL |
Constantine Airport |
| CZM |
Cozumel Airport |
| CZS |
Cruzeiro
do Sul Intīl Airport |