| Airport | Main City | Country | IATA | ICAO |
|---|---|---|---|---|
| Kalkgurung Airport | Kalkgurung | Australia | KFG | YKKG |
| Kallax | Lulea | Sweden | LLA | ESPA |
| Kalmar | Kalkmar | Sweden | KLR | ESMQ |
| Kalokol | Kalokol | Kenya | KLK | HKFG |
| Kalskag Airport | Kalskag | United States | KLG | PALG |
| Kaltag Airport | Kaltag | United States | KAL | PAKV |
| Kalumburu | Australia | UBU | YKAL | |
| Kalymnos Island | Kalymnos | Greece | JKL | LGKY |
| Kamarang Airport | Kamarang | Guyana | KAR | SYKM |
| Kamembe | Kamembe | Rwanda | KME | HRZA |
| Kamina Base | Kamina Base | Congo (Kinshasa) | KMN | FZSB |
| Kamishly Airport | Kamishly | Syria | KAC | OSKL |
| Kamloops | Kamloops | Canada | YKA | CYKA |
| Kamphaeng Saen | Nakhon Pathom | Thailand | KDT | VTBK |
| Kampong Chhnang | Kompong Chnang | Cambodia | KZC | VDKH |
| Kamuzu Intl | Lilongwe | Malawi | LLW | FWKI |
| Kananga | Kananga | Congo (Kinshasa) | KGA | FZUA |
| Kanas Airport | Burqin | China | KJI | ZWKN |
| Kandahar | Kandahar | Afghanistan | KDH | OAKN |
| Kandla | Kandla | India | IXY | VAKE |
| Kaneohe Bay Mcaf | Kaneohe Bay | United States | NGF | PHNG |
| Kangding Airport | Kangding | China | KGT | ZUKD |
| Kangiqsualujjuaq (Georges River) Airport | Kangiqsualujjuaq | Canada | XGR | CYLU |
| Kangiqsujuaq - Wakeham Bay Airport | Kangiqsujuaq | Canada | YWB | CYKG |
| Kangirsuk Airport | Kangirsuk | Canada | YKG | CYAS |
| Kangra Airport | Kangra | India | DHM | VIGG |
| Kankan | Kankan | Guinea | KNN | GUXN |
| Kankesanturai | Jaffna | Sri Lanka | JAF | VCCJ |
| Kannur International | Mattannur | India | CNN | VOKN |
| Kanpur | Kanpur | India | KNU | VIKA |
| Kansai | Osaka | Japan | KIX | RJBB |
| Kansas City Intl | Kansas City | United States | MCI | KMCI |
| Kao Kuabang | Subaim | Indonesia | KAZ | WAMK |
| Kaohsiung Intl | Kaohsiung | Taiwan | KHH | RCKH |
| Kaolack | Kaolack | Senegal | KLC | GOOK |
| Kapadokya | Nevsehir | Turkey | NAV | LTAZ |
| Kapalua | Lahania-kapalua | United States | JHM | PHJH |
| Kapuskasing | Kapuskasing | Canada | YYU | CYYU |
| Karaj Payam International | Karaj | Iran | PYK | OIIP |
| Karamay Airport | Karamay | China | KRY | ZWKM |
| Kardla | Kardla | Estonia | KDL | EEKA |
| Kariba Intl | Kariba | Zimbabwe | KAB | FVKB |
| Karimui | Papua New Guinea | KMR | AYRI | |
| Karlovy Vary | Karlovy Vary | Czech Republic | KLV | LKKV |
| Karlskoga | Karlskoga | Sweden | KSK | ESKK |
| Karlstad Airport | Karlstad | Sweden | KSD | ESOK |
| Karmoy | Haugesund | Norway | HAU | ENHD |
| Karonga | Karonga | Malawi | KGJ | FWKA |
| Karpathos | Karpathos | Greece | AOK | LGKP |
| Karratha | Karratha | Australia | KTA | YPKA |
| Kars Airport | Kars | Turkey | KSY | LTCF |
| Karshi Khanabad Airport | Khanabad | Uzbekistan | KSQ | UTSK |
| Karuluk Airport | Karluk | United States | KYK | PAKY |
| Karumba Airport | Karumba | Australia | KRB | YKMB |
| Karup | Karup | Denmark | KRP | EKKA |
| Kasaba Bay Airport | Kasaba Bay | Zambia | ZKB | FLKY |
| Kasabonika Airport | Kasabonika | Canada | XKS | CYAQ |
| Kasama | Kasama | Zambia | KAA | FLKS |
| Kasane | Kasane | Botswana | BBK | FBKE |
| Kashan | Kashan | Iran | KKS | OIFK |
| Kashechewan Airport | Kashechewan | Canada | ZKE | CZKE |
| Kashi | Kashi | China | KHG | ZWSH |
| Kasigluk Airport | Kasigluk | United States | KUK | PFKA |
| Kasiguncu | Poso | Indonesia | PSJ | WAMP |
| Kasompe | Kasompe | Zambia | CGJ | FLKE |
| Kasongo Lunda | Kasongo | Congo (Kinshasa) | KGN | FZOK |
| Kasos | Kasos | Greece | KSJ | LGKS |
| Kassala | Kassala | Sudan | KSL | HSKA |
| Kassel Calden | Kassel | Germany | KSF | EDVK |
| Kastelorizo | Kastelorizo | Greece | KZS | LGKJ |
| Kastrup | Copenhagen | Denmark | CPH | EKCH |
| Kasungu | Kasungu | Malawi | KBQ | FWKG |
| Katima Mulilo Airport | Mpacha | Namibia | MPA | FYKM |
| Kauehi | French Polynesia | KHZ | NTKA | |
| Kaufana Airport | Eua Island | Tonga | EUA | NFTE |
| Kauhajoki | Kauhajoki | Finland | KHJ | EFKJ |
| Kauhava | Kauhava | Finland | KAU | EFKA |
| Kaukura | Kaukura Atoll | French Polynesia | KKR | NTGK |
| Kaunas Intl | Kaunas | Lithuania | KUN | EYKA |
| Kavalerovo | Kavalerovo | Russia | KVR | UHWK |
| Kavieng Airport | Kavieng | Papua New Guinea | KVG | AYKV |
| Kawama Airport | Kawama | Cuba | VRO | MUKW |
| Kawthoung Airport | Kawthoung | Burma | KAW | VYKT |
| Kayes Dag Dag | Kayes | Mali | KYS | GAKY |
| Kazan | Kazan | Russia | KZN | UWKD |
| KBWD | Brownwood | United States | BWD | KBWD |
| Kearney Municipal Airport | Kearney | United States | EAR | KEAR |
| Kebar | Dobo | Indonesia | KEQ | WASE |
| Kedougou | Kedougou | Senegal | KGG | GOTK |
| Keekorok | Keekorok | Kenya | KEU | HKKE |
| Keesler Afb | Biloxi | United States | BIX | KBIX |
| Keetmanshoop | Keetmanshoop | Namibia | KMP | FYKT |
| Keewaywin | Keewaywin | Canada | KEW | CPV8 |
| Kefallinia | Keffallinia | Greece | EFL | LGKF |
| Keflavik International Airport | Keflavik | Iceland | KEF | BIKF |
| Kegaska Airport | Kegaska | Canada | ZKG | CTK6 |
| Kelowna | Kelowna | Canada | YLW | CYLW |
| Kelso Longview | Kelso | United States | KLS | KKLS |
| Kemble | Pailton | United Kingdom | GBA | EGBP |
| Kemerovo | Kemorovo | Russia | KEJ | UNEE |