Southwest Airlines Promo Codes & Coupons (June 2025)

Promo Codes

Online Sales

Product Deals

Southwest Airlines Promo Codes

Expires Dec 1

Dollar Car Rentals Promotion Code 102256

Use Promotion Code 102256 for rentals of two days or longer. Advance reservation, Rapid Rewards account number, and Corporate Discount Code "3055251" are required.

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Source: Southwest Airlines Newsletter

Verified 1 month ago

30%

Up to 30% Off Base Fares

Use code SUMMER30 by May 1st for travel on select cont. U.S. flights 5/20-10/2/25 and select intl./HI/PR flights 8/17-10/3/25. Restrictions, exclusions & blackouts apply. Seats/days/markets limited. Discount applied pre-govt taxes/fees. 21-day advanced purchase required.

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Source: Southwest Airlines Newsletter

Verified 3 months ago

30%

Up to 30% Off Base Fares

Book a flight with the code 30SPLASH from 2/25-2/27 for travel on select U.S. flights 3/18-5/21/25 and intl./HI/PR flights 4/28-5/21/25.

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Source: Southwest Airlines Newsletter

Southwest Airlines Sales

Special Offers & Travel Deals

Check these special offers on airfare, car rentals, hotel stays and more before you book your trip.

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Up to 50% Off Rapid Rewards Points Sale

Redeem up to 50% off rapid rewards points sale with this Southwest Airlines discount. Expiration unknown.

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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.

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One Way Fares as Low As $69

Click through to get one way fares as low as $69 with this deal at Southwest Airlines. Expiration unknown.

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Southwest Airlines Product Deals

Southwest Rapid Rewards® Plus Credit Card

Earn 50K Bonus Points w/ $1K in 3 Months

15 days ago

Southwest: Round Trip Flights from Denver to Cancun Mexico (Travel Jun - Jul 2025)

From $286!

7 days ago

Southwest® Rapid Rewards® Performance Business Credit Card

Earn 80K Bonus Points w/ $5K in 3 Months

11 days ago

Southwest® Rapid Rewards® Premier Business Credit Card

Earn 60K Bonus Points w/ $3K in 3 Months

11 days ago

About Southwest Airlines

About Southwest Airlines: Southwest Airlines offers flights for low prices to places throughout the United States.

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Southwest Airlines Frequently Asked Questions

How do I use a coupon code at Southwest Airlines?

When booking your flight, look underneath "Depart Date" and "Return Date". There, you will see the field of where you can enter your coupon code.

How else can I save at Southwest Airlines?

Sign up for one of their various credit cards where you can receive yearly Rapid Rewards points, bonus points and more that can be redeemed towards your next flight. Also, sign up for the newsletter to get the latest deals and sales from Southwest!

Does Southwest Airlines offer a rewards program?

Yes, sign up for Rapid Rewards to earn points towards your next trip!

How do I contact Southwest Airlines?

You can get in touch with Southwest by calling them at 1-800-I-FLY-SWA, tweeting them @Southwestair, or clicking the Contact Us link at the bottom of the homepage to write them an email.