| | Airport Code | City | State/Region | Country | Airport Name | | CCP | Concepcion | | Chile | Carriel Sur |
| CCS | Caracas | | Venezuela | Simon Bolivar International |
| CCU | Calcutta | | India | Calcutta |
| CDC | Cedar City | UT | USA | |
| CDG | Paris | | France | Charles De Gaulle |
| CDH | Camden | AR | USA | |
| CDR | Chadron | NE | USA | |
| CDV | Cordova | AK | USA | |
| CEB | Cebu | | Philippines | International |
| CEC | Crescent City | CA | USA | Crescent City Municipal Airport |
| CEI | Chiang Rai | | Thailand | Chiang Rai |
| CEN | Ciudad Obregon | | Sonora | Mexico |
| CER | Cherbourg | | France | Maupertus |
| CEZ | Cortez | CO | USA | Montezuma County |
| CFR | Caen | | France | Carpiquet |
| CFU | Kerkyra | | Greece | Kerkyra |
| CGA | Craig | AK | USA | |
| CGB | Cuiaba | Mato Grosso | Brazil | |
| CGH | Sao Paulo | Sao Paulo | Brazil | Congonhas |
| CGI | Cape Girardeau | MO | USA | Municipal Airport |
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