WN Airline Code, Southwest Airlines
WN is the IATA airline code for Southwest Airlines based in United States. The airline also has the 3-letter ICAO code SWA, and its radio callsign is "Southwest". With 1,146 scheduled routes in the open dataset, it is one of the most connected carriers in the world, ranked number 9 by routes. You will see WN as the two-character prefix on its flight numbers, for example WN123.
What is the Southwest Airlines airline code?
The IATA airline code for Southwest Airlines is WN. This two-character code prefixes the airline's flight numbers and appears on tickets and schedules. The three-letter ICAO code SWA 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 Southwest Airlines?
The IATA airline code for Southwest Airlines is WN. Its ICAO code is SWA.
What is the abbreviation for Southwest Airlines?
The two-character IATA abbreviation for Southwest Airlines is WN, and its three-letter ICAO code is SWA.
What airline is WN?
WN is the IATA code for Southwest Airlines, based in United States.
What is the ICAO code for Southwest Airlines?
Southwest Airlines uses the ICAO airline code SWA and the radio callsign "Southwest".
What country is Southwest Airlines based in?
Southwest Airlines (WN) is based in United States.
What is the radio callsign for Southwest Airlines?
Air traffic control refers to Southwest Airlines by the radio callsign "Southwest".
Routes flown by Southwest Airlines
Some of the busiest routes Southwest Airlines (WN) appears on in the open route dataset, with distance and typical flight time: