Southwest Airlines is now offering flights on sale into March of 2020. If you like to plan ahead, now is the time to snag a late winter getaway for cheap. If you can't wait until March, book a trip before the holiday rush, or even book one after the holidays to relax. No matter what you chose, you can ensure a good deal with this sale because round trip flights start at only $78.

Save with Southwest

Southwest 3 Day Sale Through March 2020

The latest 3 day sale from Southwest offers savings into March of 2020 starting at $78 roundtrip.

From $78 roundtrip

Sample flights include Phoenix to El Paso from $128 roundtrip, Chicago to Cincinnati from $148 roundtrip, Seattle to Denver from $172 roundtrip, and Orlando to Norfolk from $184 roundtrip.

This sale ends on October 17 at 11:59 PDT, so book your tickets soon. Travel dates include now to March 6, 2020 with a 21 day advance purchase. Blackout dates include November 22, 24, 26-27, 30, December 1-2, 19-23, 26-31, 2019 and January 1, 4-5, 2020. You can travel Tuesday, Wednesday, and Saturday, but travel to select airports in Florida as well as Las Vegas is available Sunday through Wednesday while travel from select airports in Florida and Las Vegas is available Tuesday through Friday.

With Southwest, your first two checked bags, carry on bag, and personal item all fly for free, so the price quoted can truly be what you pay. Seating on Southwest is open, which means all seats are first come, first served, so make sure to check-in exactly 24 hours before your departure time to get the best boarding position. If you wish to ensure a better boarding position, you can upgrade to Early Bird Check-In. This additional service starts at $15 one way and gives you access to check-in 36 hours before departure.

Get ready for Black Friday!

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