Southwest Promo Code & Coupons

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Southwest Airlines

Search Lowest Fares by Month


Looking for our lowest fares? Flexible with travel dates? Try Southwest Shortcut and use our low fare calendar to quickly find our lowest fares.
Get Offer Used 26 times today

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Southwest Airlines

Senior Fares + Perks


Travelers age 65 or older may qualify for discounted fares and other perks when they fly Southwest. See site for details.
Get Offer Used 7 times today
Southwest Airlines

Earn Up to 4X Points


Get up to 35% Off and earn 2,400 Rapid Rewards points on car rentals with special deals from partners.
View Sale Used 2 times today

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Past Southwest Airlines Coupon Codes

These Southwest Airlines promo codes have expired but may still work.

Southwest Airlines

One Way Flights from $40+


Book by 8/24. More Info » 14-day advance purchase required. Blackout dates apply. Continental US travel valid 9/5/2017 – 2/14/2018, international travel valid 9/12/2017 – 12/13/2017 and 1/9/2018 – 3/1/2018, travel to/from San Juan, Puerto Rico valid 9/6/2017 – 12/7/2017 and 1/16/2018 – 3/1/2018. See site for more details.
Get Offer Expired 08/24/17
Southwest Airlines

Summer Sale | One Way Flights From $49


Book your next flight on Southwest for as little as $49 one way. Book by 5/18 to get in on this deal. Seats, travel days, and markets limited. More Info » Fares not available to/from Portland, ME. Domestic travel valid 6/5/18 – 10/31/18. See site for more details.
Get Offer Expired 05/18/18
Southwest Airlines - Companion Pass for California Residents

Companion Pass for California Residents


If you're a California resident and fly frequently, this deal is for you. More Info » Open a new Rapid Rewards Credit Card, make one purchase by 11/30/17 and you will receive a Companion Pass automatically. The Companion Pass allows you to choose one person to fly with you for free for an entire year! You will also receive 40,000 Southwest points when you spend $1000 in the first three months of opening your account. Don't miss out on this deal!
Get Offer Expired 11/30/17