DealNews - Best Southwest Airlines Deals & Sales for May 2026

Southwest Airlines Spring Forward Sale for 1-Way from $49

Wed, 11 Mar 2026 16:09:41 -0400

Save on routes nationwide, with prices starting from $49 1-way. We found this price on flights departing from Las Vegas, NV (LAS) with arrival in Los Angeles, CA (LAX) on April 1. Book this travel deal by March 12; blackout dates and 21-day advance purchases apply.

Satisfy your wanderlust - and your wallet - by taking a look at all our top travel deals. Buy Now at Southwest Airlines

Southwest Airlines Travel Sale: Up to 30% off

Thu, 08 Jan 2026 10:16:20 -0500

Use promo code "DREAMBIG" to take up to 30% off base fares during this sale. Some blackout dates and restrictions apply. Book this travel deal today for flights from January 26 through May 13.

Satisfy your wanderlust - and your wallet - by taking a look at all our top travel deals. Shop Now at Southwest Airlines

Southwest Base Fares: Up to 40% off

Tue, 21 Oct 2025 04:22:29 -0400

Thru October 23, save up to 40% on base fares with promo code "40SALE". The offer is available for select flights between December 23 and March 4. Shop Now at Southwest Airlines

Southwest Airlines Birthday Sale: 1-Way Flights from $46

Tue, 18 Jun 2024 08:36:40 -0400

Save at least $5 on select routes nationwide. We found this price on flights departing from Las Vegas, NV (LAS) with arrival in Los Angeles, CA (LAX) on September 3. All prices, dates, and booking details were valid at the time of publication. Buy Now at Southwest Airlines