San Diego to Austin Flights on Allegiant
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1 Passenger
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today
*Modifying this information may result in a different fare
Flight Details
Departing From:
San Diego International Airport (SAN)
Arriving To:
Austin-Bergstrom International Airport (AUS)
Average Flight Time:
02 hours 46 minutes
Travel Tips
Bundles are packages of popular services with an added discount.
Select a bundle to:
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Streamline the booking experience
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Save time
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Save money!
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Click here for more information.
Allegiant proudly supports our military and our military veterans by offering select free benefits through the Allegiant Honors program.
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Benefits include free checked bag, carry on, etc. Click here to learn more.
Lock in the lowest price by adding your checked and carryon bags when you book your flight.
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By charging for carry-ons, we ensure there is space for everyone who needs it.
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This leads to speedier boarding. Click here to see your bag options.
To explore other Allegiant destinations, visit our route map. To earn 3X points on Allegiant purchases, learn more about our Allways Rewards Visa® card.
About Austin
Austin is one of our more active destinations for Allegiant. Discover the best experiences that Austin has to offer. From seeing the Texas State Capitol, to spending the day at Zilker Park, to experiencing the growing nightlife, get to know Austin by planning your trip through Allegiant. Austin is full of excursions that you could fill a whole itinerary with. Book a flight to Austin on Allegiant today!
Frequently Asked Questions
Yes, Allegiant provides in-flight service on every flight. For more details on the variety of snacks and drinks available on board flights for purchase, check out our In Flight Refreshments & Services page.
Yes, all Allegiant Air flights from San Diego to Austin are nonstop.
The day with the lowest fare can differ week to week. To find out what upcoming days have the lowest price to from fly San Diego to Austin, please check out our flight search tool, which makes finding our lowest fare a breeze.
You can make changes to your reservation from San Diego to Austin a breeze by clicking Manage Trips on our homepage. Fees and fare difference may apply.
Click Flight Status on our homepage to view the status of your upcoming flight from San Diego to Austin.
Yes you can book a rental car. Yes, rental car facilities are available in Austin. Allegiant offers exclusive discounts with Alamo, Enterprise and National when you book a car together with your flight from San Diego to Austin. Allegiant’s travel bundle makes flying a breeze.
