Posted in News Southwest Airlines offering half off fall airfares in 50th anniversary sale June 15, 2021 Southwest Airlines is slashing airfares ahead of its 50th anniversary with 50% off fall flights between Sept. 15 and Nov. 3. http://rssfeeds.usatoday.com/~/654772046/0/usatodaycomtravel-topstories~Southwest-Airlines-offering-half-off-fall-airfares-in-th-anniversary-sale/ Share this:TwitterFacebookWhatsAppLinkedInReddit