Southwest® flights from San Antonio starting at $56
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San Antonio (SAT)to
Los Angeles (LAX)
San Antonio (SAT)to
Seattle/Tacoma (SEA)
San Antonio (SAT)to
Dallas (Love Field) (DAL)
San Antonio (SAT)to
Denver (DEN)
San Antonio (SAT)to
Chicago (Midway) (MDW)
San Antonio (SAT)to
Phoenix (PHX)
San Antonio (SAT)to
Washington, D.C. (Reagan National) (DCA)
San Antonio (SAT)to
Long Beach (LGB)
San Antonio (SAT)to
St. Louis (STL)
San Antonio (SAT)to
Fort Lauderdale (FLL)
San Antonio (SAT)to
Sacramento (SMF)
San Antonio (SAT)to
Ontario/LA (ONT)*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
Traveling from San Antonio
Southwest is proud to serve San Antonio International Airport.
Living in the River City has plenty of perks, but if you're longing for different sights and sounds, Southwest can take you there.
Whether you're searching for untamed peaks or rolling plains, Southwest can help you explore new places. Experience thick forests and hike well-worn paths that wind between the trees. Capture unique wildlife photos in wetlands and learn about new habitats and ecosystems. See if you get a kick out of bayou country's spicy flavors and energetic tunes. Or find a mountain retreat to recharge in. Enjoy your après ski by a fireplace with views of winter wonderlands. From humid lowlands to chilly altitudes, there's a wealth of options waiting for you. And don't underestimate the natural beauty of the desert—not to mention the allure of its dry heat. Trade subtropical San Antonio for the climate of your choosing with Southwest.
Lake country offers plenty of opportunities for water enthusiasts. From swimming, fishing, and boating to tubing and jet skiing, your swimsuit won't have time to dry when you visit the Great Lakes and their smaller cousins throughout the Midwest. From big cities to rural lake houses, the Midwest has plenty to see and do whether you thrive on the hum of an urban center or take comfort in the quiet stillness of nature. Don't forget the delicious seafood to be found on either coast, each with their own distinct flavors. Whether you plan to eat your way from sea to shining sea or you simply want to satisfy your wanderlust, Southwest is ready to help you achieve your travel goals.
Details about San Antonio International Airport

† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025.
Popular Destinations from San Antonio
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Antonio (SAT) | Las Vegas (LAS) | One-way / Basic | Depart: 02/10/2026 | From $125 Seen: 1 hour ago | |
| San Antonio (SAT) | Dallas (Love Field) (DAL) | One-way / Basic | Depart: 01/06/2026 | From $73 Seen: 2 hrs ago | |
| San Antonio (SAT) | Orlando (MCO) | One-way / Basic | Depart: 01/06/2026 | From $125 Seen: 2 hrs ago | |
| San Antonio (SAT) | Denver (DEN) | One-way / Basic | Depart: 01/13/2026 | From $73 Seen: 59 minutes ago | |
| San Antonio (SAT) | Los Angeles (LAX) | One-way / Basic | Depart: 02/11/2026 | From $56 Seen: 1 hour ago | |
| San Antonio (SAT) | Phoenix (PHX) | One-way / Basic | Depart: 01/21/2026 | From $74 Seen: 2 hrs ago | |
| San Antonio (SAT) | Chicago (Midway) (MDW) | One-way / Basic | Depart: 01/14/2026 | From $73 Seen: 2 hrs ago | |
| San Antonio (SAT) | El Paso (ELP) | One-way / Basic | Depart: 01/07/2026 | From $85 Seen: 1 hour ago |
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
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