Southwest Cyber Monday Sale with Up to 50% Discount, Book by Dec. 4

Southwest Airlines Sale, Save Up to 50%

If you’re looking for an excuse to book your next getaway, Southwest Airlines has just the deal for you. The airline has launched a Cyber Monday sale, offering up to 50% off base fares. Just keep in mind that Southwest now charges for bags and seat selections, among other changes that went into effect as of May 28th. Let’s go over the details of this latest Southwest Airlines sale.

Offer Details

Save up to 50% on Southwest flight. Simply enter the promo code 50CYBER when booking your flight by December 4, 2025. This sale works for Southwest one-way or round trip Basic and Choice fares, for cash booking as well as flights booked with Rapid Rewards points.

The discount applies to travel between January 6, 2026-March 4, 2026 for continental U.S. travel only. Continental U.S. travel blacked out February 12, 13, and 16, 2026. Continental U.S. travel valid Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, and Saturdays.

Seats are limited, and restrictions apply, so it’s best to book as soon as possible before the sale ends.

BOOK NOW

While selecting your flights, savings in the base fare will be visible as a strike-through of the original fare on eligible flights.

Important Terms

• Valid for continental U.S. travel only.
• Offer valid for qualifying one-way or round trip Basic and Wanna Get Away Plus® fares booked on Southwest.com® or swabiz.com
• Promotion code savings are applied before government taxes and fees.
• Seats, days, and markets are limited.
• Discount availability may vary by destination, flight, and day of the week and won’t be available on some flights that operate during very busy travel times and holiday periods.
• Discount will apply only for select flights booked within the Booking Period while supplies last for travel flown within the Travel Period.
• Changes made to the itinerary after purchase will eliminate qualifications for this promotion and will result in forfeiture of any promotion code savings. 

Southwest Airlines Sale: Guru’s Wrap-up

This can be a good opportunity to save on your next trip. Head to Southwest Airlines’ website and use promo code 50CYBER to lock in up to 50% off your base fare. But make sure to go over all the changes that went into effect recently.