Southwest Airlines 72-Hour sale: 1-way fares

Southwest Airlines offers select 1-way fares from $25 to $100 (plus tax and fees) for travel during its 72-Hour 4th Quarter Sale. That's the best such sale we've seen on airfare from Southwest in several weeks. This offer is not valid on Sundays. Other restrictions may apply. Book by October 29 for travel between between December 2 and December 16 or January 5 and February 10.