$100 Cheap American Airlines flights San Diego (SAN) to San Antonio (SAT)

Grab affordable return American Airlines flights from $238 from SAN to SAT by sorting your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $100 for a one-way trip.**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.

American Airlines flights to San Antonio are often cheaper in the off-peak months of January and September. Whether you’re in search of a round-trip or one-way ticket, you could land a better deal then.

Start searching one to three months ahead of your departure date to get cheap fares on American Airlines flights from San Diego Intl. Airport (SAN) to San Antonio Intl. Airport (SAT). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic flights.*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.

To see if there’s a direct route from SAN to SAT with American Airlines or other carriers, check the “Nonstop” box when looking for tickets.

Filter your results by “Morning” and “Early Morning” to see the earliest departures from SAN to SAT. Jetting off early means you’re 20% less likely to experience cancellations.**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.

San Antonio Intl. Airport (SAT) is the main San Antonio hub for American Airlines flights from San Diego Intl. Airport (SAN).

It’s generally possible to change or cancel your flight, although there may be a charge if you booked more than 24 hours ago. Prefer to keep your options open? Make use of Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t charge you extra if you need to revise your plans. To update your booking, visit “Trips,” select your flight and click on “Manage Booking” for further information.