KF Airline Code, Blue1
KF is the IATA airline code for Blue1 based in Finland. The airline also has the 3-letter ICAO code BLF, and its radio callsign is "Bluefin". You will see KF as the two-character prefix on its flight numbers, for example KF123.
What is the Blue1 airline code?
The IATA airline code for Blue1 is KF. This two-character code prefixes the airline's flight numbers and appears on tickets and schedules. The three-letter ICAO code BLF is used in flight plans and air traffic control.
IATA airline codes are two characters and can reuse letters over time, so a retired airline's code may later be assigned to another carrier. ICAO codes are three letters and are more stable, which is why flight plans use them.
Frequently asked questions
What is the airline code for Blue1?
The IATA airline code for Blue1 is KF. Its ICAO code is BLF.
What is the abbreviation for Blue1?
The two-character IATA abbreviation for Blue1 is KF, and its three-letter ICAO code is BLF.
What airline is KF?
KF is the IATA code for Blue1, based in Finland.
What is the ICAO code for Blue1?
Blue1 uses the ICAO airline code BLF and the radio callsign "Bluefin".
What country is Blue1 based in?
Blue1 (KF) is based in Finland.
What is the radio callsign for Blue1?
Air traffic control refers to Blue1 by the radio callsign "Bluefin".