Cheap American Airlines flights Austin (AUS) to San Diego (SAN)

Make use of the "Price (lowest to highest)" filter on Expedia to find cheap American Airlines return flights from AUS to SAN. Affordable one-way options are available too.*

*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 Diego with American Airlines. You could also find great prices on one-way and return tickets in November.

To find out if there's a direct trip from AUS to SAN with American Airlines or any other carriers, use our "Nonstop" filter when browsing for tickets.

San Diego Intl. Airport (SAN) is the main San Diego gateway for American Airlines flights from Austin-Bergstrom Intl. Airport (AUS).

You'll most likely board an Embraer 175 for your American Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to San Diego Intl. Airport (SAN). However, you could be switched to an alternative aircraft for operational reasons.

Depending on the type of fare you purchased, a fee typically applies if you cancel or change your flight more than 24 hours after it's been confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For additional information on modifying or canceling your reservation, visit "Trips," select your flight and tick "Manage Booking."