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Flights from Colorado Springs (COS)1 to San Antonio (SAT)
Book cheap flights from Colorado Springs to San Antonio with Southwest Airlines®. It’s easy to find the Colorado Springs Airport to San Antonio International Airport flight to make your booking and travel a breeze. Whether you’re traveling for business or pleasure, solo or with the whole family, you’ll enjoy flying Southwest®. Have flexible travel dates? Plug them into the Low Fare Calendar and see the lowest fares available within your travel window. You may also want to browse Southwest Vacations® to see special offers and package deals on flights, hotels, rental cars, and more.
Explore your options and book your Colorado Springs to San Antonio flight with Southwest today!
1Colorado Springs service starts 3/11/2021.
Tripadvisor has rated us #1.
Best Airline in the U.S. and North America & Best Economy Class and Low Cost Airline in North America.
During the ongoing COVID-19 pandemic, the availability, health and safety procedures, operations, and schedules for local attractions are changing constantly. Please contact attractions directly for hours of operation, potential temperature screenings, and other possible health and safety procedures and restrictions. Visit our Coronavirus Travel Information page for information about potential restrictions on air travel.
Flight details
Departing from: Colorado Springs Airport (COS)1
Arriving at: San Antonio International Airport (SAT)
†Based on DOT published scheduled average flights Monday-Friday between 1/29/2021 and 3/31/2021, as of 2/4/2021.
1Colorado Springs service starts 3/11/2021.
Travel tips
Infancy policy
One child over 14 days and under two (2) years of age, not occupying a seat, may be carried free of charge when traveling with an adult (12 years of age or older). Learn more.
Pet policy
Customers flying with a pet are subject to a pet fare. To learn more about traveling with your furry friend, explore the Southwest® pet policy.
Unaccompanied minor
Minors under the age of 18 are not permitted to fly unaccompanied on international flights or any itinerary that includes an international flight. Learn more.
Bags fly free®2
Start packing! Every ticketed Customer’s first two checked bags are free. Learn more.
The Southwest travel experience1
At Southwest, we know it takes more than great deals on San Antonio airfares and convenient scheduling options to make your trip memorable. So from booking to boarding, we offer services and features designed to make your travel from Colorado Springs to San Antonio the best it can be. Find out more about the Southwest Experience before you book your Colorado Springs Airport to San Antonio International Airport flight.
Flying with Southwest is simple and fun, no matter which of our dozens of exciting destinations you choose. And when you search for your next flight to San Antonio, you know you won’t be surprised at checkout. Low fares, no hidden fees. That’s our Transfarency® promise. And, as always, bags fly free. Enroll in our Click 'N Save® emails and stay up to date on our latest flight deals. Looking for tours, activities, and more hidden gems to add to your San Antonio adventure? Explore Southwest Airlines® Experiences and earn Rapid Rewards when you book.
1Colorado Springs service starts 3/11/2021.
1Colorado Springs service starts 3/11/2021.
2First and second checked bags. Weight and size limits apply.
3Fare difference may apply.
Questions we hear the most
There are 8 flights daily from Colorado Springs to San Antonio on Southwest Airlines.
To find the cheapest day and time to fly Colorado Springs to San Antonio with Southwest, check out our Low Fare Calendar.
