- Capitan D Daniel Vazquez AirportIdent: SAWJCountry: Argentina
- Capitan Nicolas Rojas AirportIdent: SLPOCountry: Bolivia
- Capitan Oriel Lea Plaza AirportIdent: SLTJCountry: Bolivia
- Capitan V A Almonacid AirportIdent: SANLCountry: Argentina
- Capitán Aníbal Arab AirportIdent: SLCOCountry: Bolivia
- Capitán Av. Salvador Ogaya G. airportIdent: SLPSCountry: Bolivia
- Capitán Av. Selin Zeitun Lopez AirportIdent: SLRICountry: Bolivia
- Captain Ernesto Esguerra Cubides Air BaseIdent: SKTQCountry: Colombia
- Captain Fuentes Martinez AirportIdent: SCFMCountry: Chile
- Captain Pedro Canga Rodríguez International AirportIdent: SPMECountry: Peru
- Captain Rogelio Castillo National AirportIdent: MMCYCountry: Mexico
- Captain Victor Montes Arias International AirportIdent: SPYLCountry: Peru
- Car Nicobar Air Force BaseIdent: VOCXCountry: India
- Caracas Óscar Machado Zuloaga International AirportIdent: SVCSCountry: Venezuela
- Carajás AirportIdent: SBCJCountry: Brazil
- Caransebeş AirportIdent: LRCSCountry: Romania
- Caravelas AirportIdent: SBCVCountry: Brazil
- Carcassonne Salvaza AirportIdent: LFMKCountry: France
- Caribou Municipal AirportIdent: KCARCountry: United States
- Carlisle Lake District AirportIdent: EGNCCountry: United Kingdom
- Carlos Manuel de Cespedes AirportIdent: MUBYCountry: Cuba
- Carnarvon AirportIdent: YCARCountry: Australia
- Carson AirportIdent: KCXPCountry: United States
- Cascais AirportIdent: LPCSCountry: Portugal
- Casement Air BaseIdent: EIMECountry: Ireland
- Casper-Natrona County International AirportIdent: KCPRCountry: United States
- Castellón-Costa Azahar AirportIdent: LECHCountry: Spain
- Castle AirportIdent: KMERCountry: United States
- Castlegar/West Kootenay Regional AirportIdent: CYCGCountry: Canada
- Castres Mazamet AirportIdent: LFCKCountry: France
- Cataratas Del Iguazú International AirportIdent: SARICountry: Argentina
- Catarman National AirportIdent: RPVFCountry: Philippines
- Catumbela AirportIdent: FNCTCountry: Angola
- Cauayan AirportIdent: RPUYCountry: Philippines
- Cavern City Air TerminalIdent: KCNMCountry: United States
- Caye Caulker AirportIdent: BZ-CUKCountry: Belize
- Caye Chapel AirportIdent: BZ-CYCCountry: Belize
- Cazaux (BA 120) Air BaseIdent: LFBCCountry: France
- Cañal Bajo Carlos Hott Siebert AirportIdent: SCJOCountry: Chile
- Cecil AirportIdent: KVQQCountry: United States
- Cedar City Regional AirportIdent: KCDCCountry: United States
- Ceduna AirportIdent: YCDUCountry: Australia
- Celle Army AirfieldIdent: ETHCCountry: Germany
- Cengiz Topel AirportIdent: LTBQCountry: Türkiye
- Centennial AirportIdent: KAPACountry: United States
- Central Illinois Regional Airport at Bloomington-NormalIdent: KBMICountry: United States
- Central Kentucky Regional AirportIdent: KI39Country: United States
- Central Mindanao AirportIdent: PH-0462Country: Philippines
- Central Nebraska Regional AirportIdent: KGRICountry: United States
- Central Wisconsin AirportIdent: KCWACountry: United States
- Central Wyoming Regional AirportIdent: KRIWCountry: United States
- Centralia / James T. Field Memorial AerodromeIdent: CYCECountry: Canada
- Cerklje ob Krki Air BaseIdent: LJCECountry: Slovenia
- Cervia Air BaseIdent: LIPCCountry: Italy
- Cewice Naval Air BaseIdent: EPCECountry: Poland
- CFB Cold LakeIdent: CYODCountry: Canada
- CFB GreenwoodIdent: CYZXCountry: Canada
- CFB TrentonIdent: CYTRCountry: Canada
- Cha Eian AirportIdent: VTSNCountry: Thailand
- Chabahar Konarak International AirportIdent: OIZCCountry: Iran