Due to the holiday week, Southwest has posted their sale a day earlier this week. This promotion dubbed the "July 4-day Sale is valid for travel in late summer and fall months, even though the website says September travel. These deals fall in line with Southwest's usually weekly offerings, but with over 1,100 routes marked down, it's one of the more encompassing sales this year.
Seats are available on Monday through Thursday and Saturdays from August 21 through December 19, 2018. Flights are blacked out on August 31, September 3, November 20-21 & November 24-26, 2018. As always, pack all you want because Southwest still flys two checked bags for free.
All tickets must be booked by Thursday, July 5, 2018, at 11:59 pm.
Please note, these fares are only available on Southwest.com. Other carriers regularly match these sale fares, so be sure to compare to find the best deal.
Sample nonstop sale fares include:
Las Vegas to Long Beach $90 roundtrip
Los Angeles to San Francisco $118 roundtrip
Oakland to San Diego $118 roundtrip
Washington DC-Reagan to Providence $118 roundtrip
Tulsa to Dallas-Love $118 roundtrip
Portland to San Jose, CA $134 roundtrip
Boston to Baltimore $136 roundtrip
Salt Lake City to Los Angeles $152 roundtrip
Ft. Lauderdale to Atlanta $156 roundtrip
Houston-Hobby to Oklahoma City $158 roundtrip
Detroit to Chicago-Midway $162 roundtrip
St. Louis to Des Moines $164 roundtrip
Washington DC-Dulles to Ft. Lauderdale $174 roundtrip
Chicago-Midway to Newark $176 roundtrip
Kansas City to Atlanta $182 roundtrip
Memphis to Tampa $186 roundtrip
Baltimore to Charlotte $188 roundtrip
Minneapolis to Nashville $194 roundtrip
Washington DC-Reagan to Orlando $198 roundtrip
New York-LaGuardia to Tampa $198 roundtrip