Cheap flights from Austin, TX to San Diego, CA

Flights starting at $89. Choose between American Airlines, Spirit Airlines, or Frontier Airlines to find the best price.

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Tips to know when travelling to San Diego

Travelers usually depart from Austin–Bergstrom International, Austin, TX - Downtown Bus stop, Austin-South Congress, Austin, TX - Greyhound Station, or Austin, TX Train Station when they travel from Austin to San Diego. Book your trip to arrive at San Diego International, San Diego, CA - Old Town, San Diego, CA - La Jolla, San Diego, CA - Seaport Village, or San Diego-SDSU Transit Center. The distance between Austin and San Diego is 1872 km. The most popular airlines for this route are American Airlines, Spirit Airlines, Frontier Airlines, United Airlines, and Alaska Airlines. Austin and San Diego have 279 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Austin to San Diego in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 26.11 - Sat 02.12

AirlineSun 26.11Mon 27.11Tue 28.11Wed 29.11Thu 30.11Fri 01.12Sat 02.12
2221221
2221221

Weekly direct flights for Sun 03.12 - Sat 09.12

AirlineSun 03.12Mon 04.12Tue 05.12Wed 06.12Thu 07.12Fri 08.12Sat 09.12
2211221
2211221

Weekly direct flights for Sun 10.12 - Sat 16.12

AirlineSun 10.12Mon 11.12Tue 12.12Wed 13.12Thu 14.12Fri 15.12Sat 16.12
2211321
221------------

Weekly direct flights for Sun 17.12 - Sat 23.12

AirlineSun 17.12Mon 18.12Tue 19.12Wed 20.12Thu 21.12Fri 22.12Sat 23.12
2222221
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Check-in for a flight from Austin to San Diego

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAANoNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

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