Southwest Airlines Promo Code & Coupons

All Promo codes Deals First order Repeat order

40 %

Promo code Verified We recommend

Take 40% Off Base Fares at Southwest Airlines

Show Coupon

Expires Jun 2, 2026 Applied 70 times

15 %

Promo code Verified

Enjoy 15% Off Travel on Select Flights

Show Coupon

Expires Jun 30, 2026 Applied 46 times

30 %

Promo code Verified

Get up to 30% Off Base Fares

Show Coupon

Expires Jun 30, 2026 Applied 9 times

10 %

Promo code Verified

Enjoy 10% Off All Purchases at Southwest Airlines

Show Coupon

Expires Apr 19, 2026

30 %

Promo code Verified

Save up to 30% Off All Offers at Southwest Airlines

Show Coupon

Only Today Applied 19 times

Expired, but try! The codes might work

25 %

Promo code

Get 25% Off Christmas and New Year’s Fares

Show Coupon

The Special Offer is expired Applied 132 times

Promo code

Take up to 15% Off Flash Sale

Show Coupon

The Special Offer is expired Applied 40 times

40 %

Promo code

Get up to 40% Off Base Fares

Show Coupon

The Special Offer is expired Applied 56 times

20 %

Promo code

BOGO 20% Off Flash Sale

Show Coupon

The Special Offer is expired Applied 111 times

When is the best time to buy at Southwest Airlines?

The number of promo codes added by month

Jan 5

Feb 5

Mar 2

Apr 2

May 3

Jun 4

Jul 4

Aug 6

Sep 10

Oct 10

Nov 8

Dec 6

How to use a coupon code on Southwest Airlines?

Select a Service

Choose the service that interests you.
Enter Booking Details

Fill in the required booking details, such as departure and arrival dates, destination, and the number of passengers for a flight.
Find the Promo Code Field

On the same tab, look for the “Promo Code” field.
Apply the Promo Code

Enter your promo code and enjoy its effect on the total cost.

Related Stores

Promo code

Save up to 20% Off Entire Site with Promo Code at ITA Airways

Show Coupon

Promo code

Take 2% Off Flights at Flight Network

Show Coupon

Special offer

B3G1 Guest Free Night at JetBlue

Get the Deal

Promo code

Receive up to $300 Off Business Class Travel at OneTravel

Show Coupon

Promo code

Get 10% Off Select Bookings at Emirates

Show Coupon

Promo code

Get up to 15% Off Flight Bookings at Qatar Airways

Show Coupon

Riu Hotels

Melia Hotels

Sandos Hotels & Resorts

BlueBay

The London Pass

The Paris Pass

Preferred Hotels & Resorts

Airbnb

Hard Rock Hotel

Thrifty

Why You Can Trust Our Deals

At DiscountReactor, we combine smart AI tools and careful editorial work to show you only accurate "up-to-date" and truly useful offers. AI helps us quickly filter and pre-test coupons, while editors manually check the results, adjust the reliability rating based on confirmed validity and keep the pages clean without unnecessary “noise.”

We monitor stores daily, conduct regular manual content reviews, update or remove any problematic coupons within 24 hours on business days. We clearly mark coupons as "Verified", "Expired" or "Editor's Choice" work with partner stores on content accuracy, and always put your interests first by showing only fresh and working offers without unnecessary clutter. Rankings are based on popularity, coupon validity and user interest.

We may earn commission if you are using links, coupon codes and deals, provided by our team.

Reviewed by
Andrew Priobrazhenskyi
Editor & Deals Expert View codes again

Southwest Airlines is an U.S. company that provides Americans with air traveling. Being the world's major low cost airlines, Southwest offer an incredible customer service. Enjoy great discounts on already low prices, get free checking of luggage, and earn points every time you book a flight. Southwest Airlines care about their customers and do their best to make a travel experience truly unforgettable. So, book today and enjoy convenient traveling for you and your family at the best prices ever.