San Diego, CA to Austin, TX flights from $21

Flights starting at $21. Choose between American Airlines, United Airlines, or Spirit Airlines to find the best price.

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Round trips

Travel hack
San Diego SANLas Vegas LASSan Diego SAN

Multiple carriers

$103

Updated:

One-way trips

San Diego SANAustin AUS

Alaska Airlines

$91

Updated:

1163 miles
Distance
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Travelers usually depart from San Diego International, San Diego, CA Bus Station, San Diego, CA - Old Town, McClellan–Palomar, or San Diego, CA - La Jolla when they travel from San Diego to Austin. Book your trip to arrive at Austin–Bergstrom International, Austin, TX - Greyhound Station, Austin-South Congress, Austin, TX Train Station, or Austin-South Congress. The distance between San Diego and Austin is 1872 km. The most popular airlines for this route are American Airlines, United Airlines, Spirit Airlines, Frontier Airlines, and Alaska Airlines. San Diego and Austin have 218 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights4444424
Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from San Diego to Austin

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAAYesNo
United AirlinesUALUAYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Most travelers from San Diego, SAN can enter Austin, AUS.

Departure

Additional information
  • Masks are recommended in certain settings

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from San Diego to Austin?
A one-way nonstop (direct) flight between San Diego and Austin takes around 2.8 hours.
What is the flight distance between San Diego and Austin?
The flight distance between San Diego and Austin is 1872 km.
What airlines offer nonstop (direct) flights between San Diego and Austin?
Several carriers operate flights between San Diego and Austin. Airlines offering nonstop (direct) flights include American Airlines, Alaska Airlines.
What are the most popular routes to and from San Diego?
Travelers frequently search for route combinations, such as San Diego and Las Vegas, Denver, Cincinnati, Philadelphia, New York, Atlanta, Washington, D.C., Raleigh, Chicago, Phoenix, Orlando, San Antonio, St. Louis, Charlotte, Minneapolis, Detroit, Cleveland, New Orleans, Dallas, San Francisco.
What are the most popular routes to and from Austin?
Travelers frequently search for route combinations, such as Austin and Denver, Las Vegas, Washington, D.C., San Francisco, Salt Lake City, Chicago, Orlando, Seattle, Philadelphia, Minneapolis, Los Angeles, Phoenix, Atlanta, New York, Cincinnati, Santa Ana, New Orleans, Boston, Cleveland, Indianapolis.
Which airports are there in San Diego?
San Diego is mainly served by San Diego International. But there are other airports nearby, including Marine Corps Air Station Miramar, McClellan–Palomar.
What airports are near San Diego?
The main airport in San Diego is San Diego International. It is also served by Los Angeles International, Tijuana International, John Wayne, Ontario International, Hollywood Burbank, Mexicali International, Palm Springs International, Long Beach, Imperial County, Yuma International.
What airports are near Austin?
The main airport in Austin is Austin–Bergstrom International. It is also served by George Bush Intercontinental, San Antonio International, William P. Hobby, Killeen–Fort Hood Regional, Easterwood, Waco Regional, Victoria Regional, David Wayne Hooks Memorial Airport.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Diego and Austin?
Yes, it's possible to combine different modes of transport between San Diego and Austin thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between San Diego and Austin can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between San Diego and Austin?
When's the best time to travel between San Diego and Austin?
What flights operate between San Diego and Austin?
How many airports are there near San Diego?
How many airports are there near Austin?
What time do nonstop (direct) flights between San Diego and Austin depart?
What time do nonstop (direct) flights between San Diego and Austin arrive?
What time do flights between San Diego and Austin depart?
What time do flights between San Diego and Austin arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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