| Kaadedhdhoo | Maldives | KDM | More info |
| Kabala | Sierra Leone | KBA | More info |
| Kabalega Falls | Uganda | KBG | More info |
| Kabalo | Zaire | KBO | More info |
| Kaben | Marshall Islands | KBT | More info |
| Kabinda | Zaire | KBN | More info |
| Kabri Dar | Ethiopia | ABK | More info |
| Kabwum | Papua New Guinea | KBM | More info |
| Kadanwari | Pakistan | KCF | More info |
| Kadena AB | Japan | DNA | More info |
| Kadhdhoo | Maldives | KDO | More info |
| Kadmandu | Nepal | SKH | More info |
| Kaduna | Nigeria | KAD | More info |
| Kaedi | Mauritania | KED | More info |
| Kaele | Cameroon | KLE | More info |
| Kagamuga | Papua New Guinea | HGU | More info |
| Kagau | Solomon Islands | KGE | More info |
| Kagi | Papua New Guinea | KGW | More info |
| Kagoshima | Japan | KOJ | More info |
| Kagua | Papua New Guinea | AGK | More info |
| Kagvik Creek | United States | KKF | More info |
| Kahramanmaras | Turkey | KCM | More info |
| Kahului | United States | OGG | More info |
| Kaiapit | Papua New Guinea | KIA | More info |
| Kaieteur | Guyana | KAI | More info |
| Kaikohe | New Zealand (Aotearoa) | KKO | More info |
| Kaikoura | New Zealand (Aotearoa) | KBZ | More info |
| Kailashahar | India | IXH | More info |
| Kaimana | Indonesia | KNG | More info |
| Kaintiba | Papua New Guinea | KZF | More info |
| Kairuku | Papua New Guinea | RKU | More info |
| Kaiserslautern | Germany | KLT | More info |
| Kaitaia | New Zealand (Aotearoa) | KAT | More info |
| Kajaani | Finland | KAJ | More info |
| Kakhonak | United States | KNK | More info |
| Kalabo | Zambia | KLB | More info |
| Kalakaket AFS | United States | KKK | More info |
| Kalaleh | Iran | KLM | More info |
| Kalamata | Greece | KLX | More info |
| Kalat | Pakistan | KBH | More info |
| Kalaupapa | United States | LUP | More info |
| Kalbarri | Australia | KAX | More info |
| Kalemie | Zaire | FMI | More info |
| Kalemyo | Myanmar | KMV | More info |
| Kalgoorlie | Australia | KGI | More info |
| Kalibo | Philippines | KLO | More info |
| Kalima | Zaire | KLY | More info |
| Kaliningrad | Russian Federation | KGD | More info |
| Kalkgurung | Australia | WAV | More info |
| Kalkurung | Australia | KFG | More info |
| Kallax | Sweden | LLA | More info |
| Kallinge | Sweden | RNB | More info |
| Kalmar | Sweden | KLR | More info |
| Kalokol | Kenya | KLK | More info |
| Kalpowar | Australia | KPP | More info |
| Kaltag | United States | KAL | More info |
| Kaluga | Russian Federation | KLF | More info |
| Kalumburu | Australia | UBU | More info |
| Kamalpur | India | IXQ | More info |
| Kamaran Downs | Australia | KDS | More info |
| Kamaran Is | Yemen | KAM | More info |
| Kamarang | Guyana | KAR | More info |
| Kamarata | Venezuela | KTV | More info |
| Kambalda | Australia | KDB | More info |
| Kamberatoro | Papua New Guinea | KDQ | More info |
| Kambuaya | Indonesia | KBX | More info |
| Kamembe | Rwanda | KME | More info |
| Kamenbe | Zaire | BKY | More info |
| Kamenets-Podolskiy | Ukraine | KCP | More info |
| Kameshli | Syria | KAC | More info |
| Kamileroi | Australia | KML | More info |
| Kamina | Papua New Guinea | KMF | More info |
| Kamina | Zaire | KMN | More info |
| Kamiraba | Papua New Guinea | KJU | More info |
| Kamloops | Canada | YKA | More info |
| Kamphangsaen | Thailand | KDT | More info |
| Kampot | Cambodia | KMT | More info |
| Kamuela | United States | MUE | More info |
| Kamulai | Papua New Guinea | KAQ | More info |
| Kamur | Indonesia | KCD | More info |
| Kamusi Airport | United States | KUY | More info |
| Kanab | United States | KNB | More info |
| Kanabea | Papua New Guinea | KEX | More info |
| Kanainj | Papua New Guinea | KNE | More info |
| Kananga | Zaire | KGA | More info |
| Kandahar | Afghanistan | KDH | More info |
| Kandavu | Fiji | KDV | More info |
| Kandep | Papua New Guinea | KDP | More info |
| Kandi | Benin | KDC | More info |
| Kandla | India | IXY | More info |
| Kandrian | Papua New Guinea | KDR | More info |
| Kangerlussuaq | Greenland | SFJ | More info |
| Kangiqsualujjuaq | Canada | XGR | More info |
| Kangiqsujuaq | Canada | YWB | More info |
| Kangirsuk | Canada | YKG | More info |
| Kaniama | Zaire | KNM | More info |
| Kankan | Guinea | KNN | More info |
| Kankesanturai | Sri Lanka | JAF | More info |
| Kanpur | India | KNU | More info |
| Kansai | Japan | UKY | More info |
| Kansai International | Japan | KIX | More info |
| Kansas City International Airport | United States | MCI | More info |
| Kantchari | Burkina Faso | XKA | More info |
| Kanua | Papua New Guinea | KTK | More info |
| Kaolack | Senegal | KLC | More info |
| Kaoma | Zambia | KMZ | More info |
| Kapal | Papua New Guinea | KPL | More info |
| Kapalua | United States | JHM | More info |
| Kapanga | Zaire | KAP | More info |
| Kapit | Malaysia | KPI | More info |
| Kapuskasing | Canada | YYU | More info |
| Kar | Papua New Guinea | KAK | More info |
| Kar Kar | Papua New Guinea | KRX | More info |
| Karaganda | Kazakhstan | KGF | More info |
| Karamay | China | KRY | More info |
| Karanambo | Guyana | KRM | More info |
| Karasabai | Guyana | KRG | More info |
| Karasburg | Namibia | KAS | More info |
| Karato | Papua New Guinea | KAF | More info |
| Karawari | Papua New Guinea | KRJ | More info |
| Kardjali | Bulgaria | KDG | More info |
| Kardla | Estonia | KDL | More info |
| Karewa | New Zealand (Aotearoa) | CHT | More info |
| Kariba | Zimbabwe | KAB | More info |
| Karimui | Papua New Guinea | KMR | More info |
| Karimunjawa | Indonesia | KWB | More info |
| Karlovy Vary | Czech Republic | KLV | More info |
| Karlshamn | Sweden | XYO | More info |
| Karlskoga | Sweden | KSK | More info |
| Karlskrona Rail Svc. | Sweden | XWK | More info |
| Karlstad | Sweden | KSD | More info |
| Karluk | United States | KYK | More info |
| Karluk Lake SPB | United States | KKL | More info |
| Karonga | Malawi | KGJ | More info |
| Karoola | Papua New Guinea | KXR | More info |
| Karpathos | Greece | AOK | More info |
| Karratha | Australia | KTA | More info |
| Kars | Turkey | KSY | More info |
| Karshi | Uzbekistan | KSQ | More info |
| Karubaga | Indonesia | KBF | More info |
| Karumba | Australia | KRB | More info |
| Karup | Denmark | KRP | More info |
| Kasaan SPB | United States | KXA | More info |
| Kasaba Bay | Zambia | ZKB | More info |
| Kasabonika | Canada | XKS | More info |
| Kasama | Zambia | KAA | More info |
| Kasane | Botswana | BBK | More info |
| Kasanombe | Papua New Guinea | KSB | More info |
| Kasba Lake | Canada | YDU | More info |
| Kaschechewan | Canada | ZKE | More info |
| Kasenga | Zaire | KEC | More info |
| Kasese | Uganda | KSE | More info |
| Kashi | China | KHG | More info |
| Kasigluk | United States | KUK | More info |
| Kasompe | Zambia | ZKP | More info |
| Kasongo Lunda | Zaire | KGN | More info |
| Kasos Island | Greece | KSJ | More info |
| Kassala | Sudan | KSL | More info |
| Kassel-Calden | Germany | KSF | More info |
| Kastamonu | Turkey | KFS | More info |
| Kastelorizo | Greece | KZS | More info |
| Kastrup | Denmark | CPH | More info |
| Kasungu | Malawi | KBQ | More info |
| Katanning | Australia | KNI | More info |
| Katiola | Cote D'Ivoire (Ivory Coast) | KTC | More info |
| Katiu | French Polynesia | KXU | More info |
| Kato | Guyana | KTO | More info |
| Katrineholm | Sweden | XXK | More info |
| Kattiniq/Donaldson | Canada | YAU | More info |
| Katukurunda Slaf Base | Sri Lanka | KTY | More info |
| Kau | Indonesia | KAZ | More info |
| Kauehi | French Polynesia | KHZ | More info |
| Kaufana | Tonga | EUA | More info |
| Kauhajoki | Finland | KHJ | More info |
| Kauhava | Finland | KAU | More info |
| Kaukura Atoll | French Polynesia | KKR | More info |
| Kaunas | Lithuania | KUN | More info |
| Kavanayen | Venezuela | KAV | More info |
| Kavieng | Papua New Guinea | KVG | More info |
| Kawadjia | Central African Republic | KWD | More info |
| Kawama | Cuba | VRO | More info |
| Kawau Island | New Zealand (Aotearoa) | KUI | More info |
| Kawito | Papua New Guinea | KWO | More info |
| Kawthaung | Myanmar | KAW | More info |
| Kaya | Burkina Faso | XKY | More info |
| Kayes | Mali | KYS | More info |
| Kazan | Russian Federation | KZN | More info |
| Keahole | United States | KOA | More info |
| Kearney | United States | EAR | More info |
| Kebar | Indonesia | KEQ | More info |
| Kedougou | Senegal | KGG | More info |
| Keesler AFB | United States | BIX | More info |
| Keewaywin | Canada | KEW | More info |
| Kefallinia | Greece | EFL | More info |
| Keflavik International | Iceland | KEF | More info |
| Kegaska | Canada | ZKG | More info |
| Kegelman Af | United States | CKA | More info |
| Keglsugl | Papua New Guinea | KEG | More info |
| Keisah | Indonesia | KEA | More info |
| Kelafo | Ethiopia | LFO | More info |
| Kelaniya River | Sri Lanka | KEZ | More info |
| Kelanoa | Papua New Guinea | KNL | More info |
| Keleti Railway | Hungary | XXQ | More info |
| Kelila | Indonesia | LLN | More info |
| Kelle | Congo | KEE | More info |
| Kelly AFB | United States | SKF | More info |
| Kelly Bar | United States | KEU | More info |
| Kelowna Airport | Canada | YLW | More info |
| Kelp Bay | United States | KLP | More info |
| Kelsey | Canada | KES | More info |
| Keluang | Indonesia | KLQ | More info |
| Kemano | Canada | XKO | More info |
| Kemerer | United States | EMM | More info |
| Kemerovo | Russian Federation | KEJ | More info |
| Kemi/Tornio | Finland | KEM | More info |
| Kempsey | Australia | KPS | More info |
| Ken Jones | Jamaica | POT | More info |
| Kenai | United States | ENA | More info |
| Kenema | Sierra Leone | KEN | More info |
| Keng Tung | Myanmar | KET | More info |
| Kenieba | Mali | KNZ | More info |
| Keningau | Malaysia | KGU | More info |
| Kenmore Air Harbor | United States | KEH | More info |
| Kennosao Lake | Canada | YKI | More info |
| Kenora | Canada | YQK | More info |
| Kenosha Regional Airport | United States | ENW | More info |
| Kent County Intl | United States | GRR | More info |
| Kent International | United Kingdom | MSE | More info |
| Kentland | United States | KKT | More info |
| Keokuk | United States | EOK | More info |
| Kepi | Indonesia | KEI | More info |
| Kerama | Japan | KJP | More info |
| Kerang | Australia | KRA | More info |
| Kerau | Papua New Guinea | KRU | More info |
| Kerch | Ukraine | KHC | More info |
| Kerema | Papua New Guinea | KMA | More info |
| Kericho | Kenya | KEY | More info |
| Kerikeri | New Zealand (Aotearoa) | KKE | More info |
| Kerinci | Indonesia | KRC | More info |
| Kerio Valley | Kenya | KRV | More info |
| Kerman | Iran | KER | More info |
| Kermanshah | Iran | KSH | More info |
| Kern County | United States | IYK | More info |
| Kern County | United States | MIT | More info |
| Kern County | United States | MHV | More info |
| Kern County | United States | TSP | More info |
| Kerrville | United States | ERV | More info |
| Kerry | Ireland | KIR | More info |
| Kerteh | Malaysia | KTE | More info |
| Keshod | India | IXK | More info |
| Ketapang | Indonesia | KTG | More info |
| Key Field | United States | MEI | More info |
| Key Lake | Canada | YKJ | More info |
| Khajuraho | India | HJR | More info |
| Khamis Mushait | Saudi Arabia | KMX | More info |
| Khamti | Myanmar | KHM | More info |
| Khan Al Baghdadi | Iraq | XIH | More info |
| Khaneh | Iran | KHA | More info |
| Khanty-Nansiysk | Russia | HMA | More info |
| Kharga | Egypt | UVL | More info |
| Khark Island | Iran | KHK | More info |
| Kharkhorin | Mongolia | KHR | More info |
| Kharkov | Ukraine | HRK | More info |
| Khasab | Oman | KHS | More info |
| Khashm El Girba | Sudan | GBU | More info |
| Khatgal | Mongolia | HTM | More info |
| Kheria | India | AGR | More info |
| Kherson | Ukraine | KHE | More info |
| Khmelnitskiy | Ukraine | HMJ | More info |
| Khoka Moya | South Africa | KHO | More info |
| Khon Kaen | Thailand | KKC | More info |
| Khong | Laos | KOG | More info |
| Khorramabad | Iran | KHD | More info |
| Khost | Afghanistan | KHT | More info |
| Khovd | Mongolia | HVD | More info |
| Khowai | India | IXN | More info |
| Khoy | Iran | KHY | More info |
| Khudzhand | Tajikistan | LBD | More info |
| Khujirt | Mongolia | HJT | More info |
| Khulna | Bangladesh | KHL | More info |
| Khuzdar | Pakistan | KDD | More info |
| Khwahan | Afghanistan | KWH | More info |
| Khwai River Lodge | Botswana | KHW | More info |
| Khwaja Rawash | Afghanistan | KBL | More info |
| Kibuli | Papua New Guinea | KII | More info |
| Kickapoo | United States | KIP | More info |
| Kidjang | Indonesia | TNJ | More info |
| Kiffa | Mauritania | KFA | More info |
| Kigoma | Tanzania | TKQ | More info |
| Kikaiga Shima | Japan | KKX | More info |
| Kikinonda | Papua New Guinea | KIZ | More info |
| Kikori | Papua New Guinea | KRI | More info |
| Kikwetu | Tanzania | LDI | More info |
| Kikwit | Zaire | KKW | More info |
| Kilaguni | Kenya | ILU | More info |
| Kilgore | United States | GGG | More info |
| Kili Island | Marshall Islands | KIO | More info |
| Kilimanjaro | Tanzania | JRO | More info |
| Kilkenny | Ireland | KKY | More info |
| Killaloe | Canada | YXI | More info |
| Killineq | Canada | XBW | More info |
| Kilronan | Ireland | IOR | More info |
| Kilwa | Zaire | KIL | More info |
| Kilwa | Tanzania | KIY | More info |
| Kimam | Indonesia | KMM | More info |
| Kimberley | Canada | YQE | More info |
| Kimberley | South Africa | KIM | More info |
| Kimberley Downs | Australia | KBD | More info |
| Kimble County | United States | JCT | More info |
| Kimmirut | Canada | YLC | More info |
| Kincheloe AFB | United States | INR | More info |
| Kindamba | Congo | KNJ | More info |
| Kindersley | Canada | YKY | More info |
| Kindu | Zaire | KND | More info |
| King Abdulaziz International | Saudi Arabia | JED | More info |
| King Canyon | Australia | KBJ | More info |
| King Cove | United States | KVC | More info |
| King Fahd International Airport | Saudi Arabia | DMM | More info |
| King Hussein | Jordan | OMF | More info |
| King Hussein Intl | Jordan | AQJ | More info |
| King Khaled Intl | Saudi Arabia | RUH | More info |
| King Khalid Military | United States | KMC | More info |
| King Of Prussia | United States | KPD | More info |
| King Salmon | United States | AKN | More info |
| Kingaroy | Australia | KGY | More info |
| Kingfisher Lake | Canada | KIF | More info |
| Kingman | United States | IGM | More info |
| Kings Creek Station | Australia | KCS | More info |
| Kingscote | Australia | KGC | More info |
| Kingsford Smith | Australia | SYD | More info |
| Kingsley Field | United States | LMT | More info |
| Kingston | Canada | YGK | More info |
| Kinloss | United Kingdom | FSS | More info |
| Kinoosao | Canada | KNY | More info |
| Kipnuk SPB | United States | KPN | More info |
| Kira | Papua New Guinea | KIQ | More info |
| Kirakira | Solomon Islands | IRA | More info |
| Kiri | Zaire | KRZ | More info |
| Kirkimbie | Australia | KBB | More info |
| Kirkland Lake | Canada | YKX | More info |
| Kirkuk | Iraq | KIK | More info |
| Kirov | Russian Federation | KVX | More info |
| Kirovograd | Ukraine | KGO | More info |
| Kirovsk | Russian Federation | KVK | More info |
| Kirsch Municipal | United States | IRS | More info |
| Kiruna | Sweden | KRN | More info |
| Kirundo | Burundi | KRE | More info |
| Kiryat Shmona | Israel | KSW | More info |
| Kisangani | D. R. Congo | FKI | More info |
| Kisangani | Zaire | BDT | More info |
| Kisauni | Tanzania | ZNZ | More info |
| Kisengan | Papua New Guinea | KSG | More info |
| Kish Island | Iran | KIH | More info |
| Kismayu | Somalia | KMU | More info |
| Kissidougou | Guinea | KSI | More info |
| Kissimmee Gateway | United States | ISM | More info |
| Kisumu | Kenya | KIS | More info |
| Kita Kyushu | Japan | KKJ | More info |
| Kitadaito | Japan | KTD | More info |
| Kitale | Kenya | KTL | More info |
| Kitava | Papua New Guinea | KVE | More info |
| Kitchener-Waterloo Reg | Canada | YKF | More info |
| Kitee | Finland | KTQ | More info |
| Kithira | Greece | KIT | More info |
| Kitkatla | Canada | YKK | More info |
| Kittila | Finland | KTT | More info |
| Kitzbuehl Railway | Austria | XJS | More info |
| Kitzingen | Germany | KZG | More info |
| Kiunga | Papua New Guinea | UNG | More info |
| Kiunga | Kenya | KIU | More info |
| Kivalina | United States | KVL | More info |
| Kiwai Island | Papua New Guinea | KWX | More info |
| Kiwayu | Kenya | KWY | More info |
| Kizhuyak | United States | KZH | More info |
| Kjaerstad | Norway | MJF | More info |
| Kjevik | Norway | KRS | More info |
| Klag Bay | United States | KBK | More info |
| Klanten Arpt | Norway | GLL | More info |
| Klawock | United States | KLW | More info |
| Kleinzee | South Africa | KLZ | More info |
| Klemtu | Canada | YKT | More info |
| Klerksdorp | South Africa | KXE | More info |
| Kleyate | Lebanon | KYE | More info |
| Knee Lake | Canada | YKE | More info |
| Knights Inlet | Canada | KNV | More info |
| Knokke/Het Zoute | Belgium | KNO | More info |
| Knox County Regional | United States | RKD | More info |
| Kobe | Japan | UKB | More info |
| Kobuk/Wien | United States | OBU | More info |
| Kochi | India | COK | More info |
| Kochi | Japan | KCZ | More info |
| Kodiak Airport | United States | ADQ | More info |
| Kodiak Fss | United States | WDY | More info |
| Koethen | Germany | KOQ | More info |
| Kogalniceanu | Romania | CND | More info |
| Kogalym International | Russia | KGP | More info |
| Koggala | Sri Lanka | KCT | More info |
| Koh Kong | Cambodia | KKZ | More info |
| Koh Samui | Thailand | USM | More info |
| Kohat | Pakistan | OHT | More info |
| Koinambe | Papua New Guinea | KMB | More info |
| Koinghaas | South Africa | KIG | More info |
| Kokoda | Papua New Guinea | KKD | More info |
| Kokomo | United States | OKK | More info |
| Kokonao | Indonesia | KOX | More info |
| Kokoro | Papua New Guinea | KOR | More info |
| Kokshetau | Kazakhstan | KOV | More info |
| Kol | Papua New Guinea | KQL | More info |
| Kolda | Senegal | KDA | More info |
| Kolhapur | India | KLH | More info |
| Koltsovo International Airport | Russia | SVX | More info |
| Kolwezi | Zaire | KWZ | More info |
| Komaio | Papua New Guinea | KCJ | More info |
| Komaki AFB | Japan | NKM | More info |
| Komako | Papua New Guinea | HOC | More info |
| Komatipoort | South Africa | KOF | More info |
| Komatsu | Japan | KMQ | More info |
| Komo-Manda | Papua New Guinea | KOM | More info |
| Kompiam | Papua New Guinea | KPM | More info |
| Kompong Thom | Cambodia | KZK | More info |
| Kompong-Chhna | Cambodia | KZC | More info |
| Komsomolsk Na Amure | Russian Federation | KXK | More info |
| Kon | Indonesia | KCI | More info |
| Konawaruk | Guyana | KKG | More info |
| Kondubol | Papua New Guinea | KPF | More info |
| Kone | New Caledonia | KNQ | More info |
| Konge | Papua New Guinea | KGB | More info |
| Kongiganak | United States | KKH | More info |
| Kongoboumba | Gabon | GKO | More info |
| Kongolo | Zaire | KOO | More info |
| Kontum | Viet Nam | KON | More info |
| Konya | Turkey | KYA | More info |
| Koolatah | Australia | KOH | More info |
| Koolburra | Australia | KKP | More info |
| Koonibba | Australia | KQB | More info |
| Kopasker | Iceland | OPA | More info |
| Kopiago | Papua New Guinea | KPA | More info |
| Kopitnari | Georgia | KUT | More info |
| Korhogo | Cote D'Ivoire (Ivory Coast) | HGO | More info |
| Korla | China | KRL | More info |
| Koro Island | Fiji | KXF | More info |
| Koroba | Papua New Guinea | KDE | More info |
| Korolevu | Fiji | KVU | More info |
| Koromiko | New Zealand (Aotearoa) | PCN | More info |
| Kortdoorn | South Africa | ALJ | More info |
| Kortrijk | Belgium | KJK | More info |
| Kos | Greece | KGS | More info |
| Kosipe | Papua New Guinea | KSP | More info |
| Kosrae | Micronesia | KSA | More info |
| Kostanay | Kazakhstan | KSN | More info |
| Kosti | Sudan | KST | More info |
| Kostroma | Russian Federation | KMW | More info |
| Koszalin | Poland | OSZ | More info |
| Kota | India | KTU | More info |
| Kota Kinabalu | Malaysia | BKI | More info |
| Kota Kinabalu Port | Malaysia | ZWR | More info |
| Kota Koli | Zaire | KLI | More info |
| Kotabangun | Indonesia | KOD | More info |
| Kotabaru | Indonesia | KBU | More info |
| Kotlas | Russian Federation | KSZ | More info |
| Kotlik | United States | KOT | More info |
| Kotoka | Ghana | ACC | More info |
| Kotzebue | United States | OTZ | More info |
| Kouba | Algeria | KDF | More info |
| Koulamoutou | Gabon | KOU | More info |
| Koumac | New Caledonia | KOC | More info |
| Koumala | Central African Republic | KOL | More info |
| Koutaba | Cameroon | KOB | More info |
| Koutiala | Mali | KTX | More info |
| Kowanyama | Australia | KWM | More info |
| Koyuk | United States | KKA | More info |
| Koyukuk | United States | KYU | More info |
| Kozhikode Airport | India | CCJ | More info |
| Krabi | Thailand | KBV | More info |
| Krakor | Cambodia | KZD | More info |
| Kramatorsk | Ukraine | KRQ | More info |
| Kramfors | Sweden | KRF | More info |
| Kranebitten | Austria | INN | More info |
| Krasnojarsk | Russian Federation | KJA | More info |
| Kratie | Cambodia | KTI | More info |
| Kremenchug | Ukraine | KHU | More info |
| Kribi | Cameroon | KBI | More info |
| Kristiansand Rail | Norway | XKR | More info |
| Kristianstad | Sweden | KID | More info |
| Kristinehamn Rail | Sweden | XYN | More info |
| Krivoy Rog | Ukraine | KWG | More info |
| Kruger Mpumalanga | South Africa | MQP | More info |
| Kruunupyy | Finland | KOK | More info |
| Ksar Es Souk | Morocco | SEK | More info |
| Kuala Lumpur International Airport (klia) | Malaysia | KUL | More info |
| Kuantan | Malaysia | KUA | More info |
| Kuantan Port | Malaysia | ZJB | More info |
| Kubin Island | Australia | KUG | More info |
| Kuching | Malaysia | KCH | More info |
| Kuching Port | Malaysia | ZGY | More info |
| Kudat | Malaysia | KUD | More info |
| Kugaaruk | Canada | YBB | More info |
| Kugluktuk | Canada | YCO | More info |
| Kugururok River | Papua New Guinea | KUW | More info |
| Kuini Lavenia | Tonga | NTT | More info |
| Kuito (Silva Porto) | Angola | SVP | More info |
| Kukundu | Solomon Islands | KUE | More info |
| Kulgera | Australia | KGR | More info |
| Kulik Lake | United States | LKK | More info |
| Kullu Manali | India | KUU | More info |
| Kulusuk | Greenland | KUS | More info |
| Kumamoto | Japan | KMJ | More info |
| Kumasi | Ghana | KMS | More info |
| Kumbhirgram | India | IXS | More info |
| Kumejima | Japan | UEO | More info |
| Kunduz | Afghanistan | UND | More info |
| Kungsangen | Sweden | NRK | More info |
| Kungum | Papua New Guinea | KGM | More info |
| Kunming | China | KMG | More info |
| Kunovice | Czech Republic | UHE | More info |
| Kununurra | Australia | KNX | More info |
| Kuopio | Finland | KUO | More info |
| Kuparuk | United States | UUK | More info |
| Kupiano | Papua New Guinea | KUP | More info |
| Kupper | United States | JVI | More info |
| Kuqa | China | KCA | More info |
| Kuran-O-Munjan | Afghanistan | KUR | More info |
| Kuressaare | Estonia | URE | More info |
| Kurgan | Russian Federation | KRO | More info |
| Kuri | Papua New Guinea | KUQ | More info |
| Kuria | Kiribati | KUC | More info |
| Kursk | Russian Federation | URS | More info |
| Kuruman | South Africa | KMH | More info |
| Kurundi | Australia | KRD | More info |
| Kurupung | Guyana | KPG | More info |
| Kurwina | Papua New Guinea | KWV | More info |
| Kushimoto | Japan | KUJ | More info |
| Kushiro | Japan | KUH | More info |
| Kuujjuaq | Canada | YVP | More info |
| Kuujjuarapik | Canada | YGW | More info |
| Kuusamo | Finland | KAO | More info |
| Kuyol | Papua New Guinea | KUX | More info |
| Kvernberget | Norway | KSU | More info |
| Kwai Harbour | Solomon Islands | KWR | More info |
| Kwailabesi Aerodrom | Solomon Islands | KWS | More info |
| Kwajalein | Marshall Islands | KWA | More info |
| Kwethluk | United States | KWT | More info |
| Kwigillingok | United States | KWK | More info |
| Kwinhagak | United States | KWN | More info |
| Kwun Tong | Hong Kong | KTZ | More info |
| Kyaukpyu | Myanmar | KYP | More info |
| Kyauktaw | Myanmar | KYT | More info |
| Kyzyl | Russian Federation | KYZ | More info |
| Kzyl-Orda | Kazakhstan | KZO | More info |