Purchase from July 13 through August 13, 2020, 11:59 p.m. Central Time.
Continental U.S. travel valid August 11 through December 17, 2020. Travel to/from San Juan, Puerto Rico valid August 18 through December 3, 2020. International travel valid August 18 through December 9, 2020.
Continental U.S. travel blacked out November 25; 28-30, 2020. Sale fares to San Juan, Puerto Rico and international destinations blacked out November 20-22, 2020; sale fares from San Juan, Puerto Rico international destinations blacked out November 27-30, 2020.
Except as otherwise specified, continental U.S. travel is not valid on Fridays and Sundays. Travel to Ft. Myers/Naples, Ft. Lauderdale, West Palm Beach, Tampa, Orlando, and Las Vegas and from Ft. Myers/Naples, Ft. Lauderdale, West Palm Beach, Tampa, Orlando to Las Vegas is valid only on Sundays through Wednesdays. Travel from Ft. Myers/Naples, Ft. Lauderdale, West Palm Beach, Tampa, Orlando and Las Vegas and from Las Vegas to Ft. Myers/Naples, Ft. Lauderdale, West Palm Beach, Tampa, and Orlando is valid only on Tuesdays through Fridays. Travel to/from San Juan, Puerto Rico is valid Monday – Thursday. International travel is valid Monday – Thursday. Travel to Mexico is valid only on Sundays through Wednesdays. Travel from Mexico is valid only on Tuesdays through Fridays.
Fares valid on nonstop service where indicated; if not indicated, fares are valid on single connecting service.
Displayed prices include all U.S. and international government taxes and fees.
Fares not available to/from continental U.S. to/from Hawaii.
Check your destination here.
Example from Atlanta:
Screenshot — courtesy of Southwest.com on 7/13/2020.