$159 Cheap United flights Los Angeles (LAX) to San Antonio (SAT)

Make use of the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines return flights from $322 from LAX to SAT. Affordable one-way fares from $159 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to jet away to San Antonio with United Airlines. You could also find excellent prices on return and one-way fares in September.

Look for affordable United Airlines flights from Los Angeles Intl. Airport (LAX) to San Antonio Intl. Airport (SAT) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when searching for direct United Airlines flights from LAX to SAT. You can also compare other carriers offering the same direct route.

Find United Airlines’s earliest flights from LAX to SAT by selecting our “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

United Airlines flights from Los Angeles Intl. Airport (LAX) to San Antonio come in to San Antonio Intl. Airport (SAT). This is the main entry point here.

With a rewarding loyalty program, United Airlines is a popular choice for many passengers flying from LAX to SAT. Plus, if you’re a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your fare type, a fee may apply if you change or cancel your booking more than 24 hours after it’s confirmed. To find flexible fares, select our “No cancel fee” or “Changes included” filter when looking for flights. To learn more about canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”