Southwest Sale: Up to 40% Off Base Fares with Code BUZZER

Southwest offers up to 40% off base fares with promo code BUZZER for bookings March 23-26, 2026 and travel April 13-June 11, 2026.

The Deal

Southwest is offering up to 40% off base fares with promo code BUZZER. Book between March 23-26, 2026 for travel April 13-June 11, 2026. The discount applies to continental U.S. and interisland Hawaii flights on Basic and Choice fares.

How to Book

  1. Visit Southwest.com or swabiz.com during the booking window (March 23-26, 2026)
  2. Enter promo code BUZZER in the Promo Code box
  3. Select eligible flights — you'll see the discount as a strike-through on the original fare
  4. Complete your booking before March 26, 11:59 PM PT

Travel Restrictions

Continental U.S.:

Interisland Hawaii:

General Restrictions:

Our Take

Southwest sales typically offer solid value for domestic travel, especially to vacation destinations. The 40% off headline is on base fares, so your actual savings will be lower once taxes and fees are added.

For a typical $300 base fare route, you'd save about $120 before taxes — bringing the total to around $200-220 after fees. That's competitive with budget carriers but includes Southwest's perks: two free bags, no change fees, and Companion Pass qualification.

The 4-day booking window is tight, so if you've been eyeing a summer trip, act fast. The travel period through mid-June covers peak vacation season before summer premiums kick in.

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