Moderator: Southwest Airlines, Capital One
Join Date: Sep 1999
Location: California
Programs: WN Companion Pass, A-list preferred, Hyatt Globalist; United Club Lietime (sic) Member
Posts: 21,640
1. What is "WN"?
a. (nsx) WN is the IATA (International Air Transport Association) airline code for Southwest. WN is FT geek-speak for SWA. SWA is the ICAO (International Civil Aviation Organization) code for Southwest. WN = SWA = Southwest.