| IATA |
ICAO |
Airline
| Country
| Callsign |
| |
| FK |
|
Keewatin Air Ltd. |
Canada |
|
| W8 |
KFA |
Kelowna Flightcraft International Air Cargo Ltd.
dba Winnport Air Cargo |
Canada |
Flightcraft |
| M5 |
|
Kenmore Air |
United States |
|
| 4K |
KBA |
Kenn Borek Air Ltd. |
Canada |
Borek Air |
| 3A |
|
Kenosha Aero. Inc. dba Alliance Airlines |
United States |
|
| BZ |
KEE |
Keystone Air Service |
Canada |
Keystone |
| X9 |
KHO |
Khors Aircompany Ltd. |
Ukraine |
Aircompany Khors |
| YK |
KYV |
Kibris Turk Hava Yollari |
Turkey |
AirKibris |
| WA |
KLC |
KLM Cityhopper B.V. (KLM Commuter) |
Netherlands |
City |
| XT |
AXL |
KLM Exel |
Netherlands |
Exel Commuter |
| UK |
BUZ |
KLM uk Ltd. |
United Kingdom |
Ukay |
| 7B |
KJC |
Krasnoyarsk Airlines dba KRASAIR |
Russian Federation |
Krasnojarsky Air |
| V4 |
KYN |
Kyrnair |
France |
Goldbird |
| |
|
