Southwest Airlines

Southwest Airlines is an active airline based in United States.^{[1]FAA Order JO 7340.2, Chapter 3: ICAO Aircraft Company Three-Letter Identifier and Telephony Designator AssignmentsFederal Aviation Administration · faa.gov · Accessed 2026-10-17Open source details} Its IATA code is WN^{[2]Southwest AirlinesWikipedia · en.wikipedia.org · Accessed 2026-10-17Open source details} and its ICAO designator is SWA.^{[1]FAA Order JO 7340.2, Chapter 3: ICAO Aircraft Company Three-Letter Identifier and Telephony Designator AssignmentsFederal Aviation Administration · faa.gov · Accessed 2026-10-17Open source details}