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Flights from Austin to San Diego
Cheap flight deals from Austin to San Diego
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstopAUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Fri, Jul 4 | Frontier AirlinesSAN 08:313h 6mNonstopAUS 13:37San Diego - Austin | Mon, Jul 7 | Frontier AirlinesRp 2,443,198 Rp 3,151,03822% OFF22% OFFRp 3,151,038 Rp 2,443,198
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Fri, Jun 13 | Frontier AirlinesSAN 08:292h 59mNonstopAUS 13:28San Diego - Austin | Sun, Jun 15 | Frontier AirlinesRp 2,715,427 Rp 3,151,03814% OFF14% OFFRp 3,151,038 Rp 2,715,427
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AUS 19:532h 50mNonstopSAN 20:43Austin - San Diego | Sun, Jul 6 | Frontier AirlinesSAN 08:313h 6mNonstopAUS 13:37San Diego - Austin | Sun, Jul 13 | Frontier AirlinesRp 2,790,919 Rp 3,151,03811% OFF11% OFFRp 3,151,038 Rp 2,790,919
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Wed, Jun 25 | Frontier AirlinesSAN 08:292h 59mNonstopAUS 13:28San Diego - Austin | Mon, Jun 30 | Frontier AirlinesRp 2,857,2619% OFFRp 3,151,038 Rp 2,857,261
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Fri, Jun 27 | Frontier AirlinesSAN 08:292h 59mNonstopAUS 13:28San Diego - Austin | Mon, Jun 30 | Frontier AirlinesRp 2,877,8499% OFFRp 3,151,038 Rp 2,877,849
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Sun, Jun 29 | Frontier AirlinesSAN 10:112h 59mNonstopAUS 15:10San Diego - Austin | Wed, Jul 2 | Frontier AirlinesRp 2,925,8907% OFFRp 3,151,038 Rp 2,925,890
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AUS 20:062h 52mNonstopSAN 20:58Austin - San Diego | Sun, Jun 15 | Frontier AirlinesSAN 07:592h 59mNonstopAUS 12:58San Diego - Austin | Fri, Jun 20 | Frontier AirlinesRp 2,930,4657% OFFRp 3,151,038 Rp 2,930,465
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AUS 13:536h 23m1 stopsSAN 18:16Austin - San Diego | Mon, Jun 9 | Frontier AirlinesSAN 12:5222h 6m1 stopsAUS 12:58San Diego - Austin | Wed, Jun 11 | Frontier AirlinesRp 2,731,44013% OFFRp 3,151,038 Rp 2,731,440
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AUS 06:0020h 13m1 stopsSAN 00:13Austin - San Diego | Thu, May 15 | Frontier AirlinesSAN 06:2514h 55m1 stopsAUS 23:20San Diego - Austin | Wed, May 21 | Frontier AirlinesRp 2,756,60413% OFFRp 3,151,038 Rp 2,756,604
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AUS 16:419h 17m1 stopsSAN 23:58Austin - San Diego | Mon, May 12 | Frontier AirlinesSAN 13:178h 3m1 stopsAUS 23:20San Diego - Austin | Tue, May 13 | Frontier AirlinesRp 2,832,09610% OFFRp 3,151,038 Rp 2,832,096
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AUS 13:0017h 25m1 stopsSAN Invalid DateAustin - San Diego | Sat, May 10 | Normal AirlineSAN 15:006hNonstopAUS 16:00San Diego - Austin | Mon, May 12 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstopAUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Mon, Jun 16 | Frontier AirlinesRp 1,313,105 Rp 3,015,74756% OFF56% OFFRp 3,015,747 Rp 1,313,105
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Fri, Jun 27 | Frontier AirlinesRp 1,452,650 Rp 3,015,74752% OFF52% OFFRp 3,015,747 Rp 1,452,650
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AUS 19:532h 52mNonstopSAN 20:45Austin - San Diego | Sun, Jun 15 | Frontier AirlinesRp 1,454,938 Rp 3,015,74752% OFF52% OFFRp 3,015,747 Rp 1,454,938
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AUS 16:419h 17m1 stopsSAN 23:58Austin - San Diego | Sat, May 10 | Frontier AirlinesRp 1,052,31465% OFFRp 3,015,747 Rp 1,052,314
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AUS 13:536h 23m1 stopsSAN 18:16Austin - San Diego | Mon, Jun 23 | Frontier AirlinesRp 1,237,61259% OFFRp 3,015,747 Rp 1,237,612
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AUS 13:5324h 2m1 stopsSAN 11:55Austin - San Diego | Sun, Jun 1 | Frontier AirlinesRp 1,249,05159% OFFRp 3,015,747 Rp 1,249,051
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AUS 06:008h 17m1 stopsSAN 12:17Austin - San Diego | Wed, May 14 | Frontier AirlinesRp 1,251,33859% OFFRp 3,015,747 Rp 1,251,338
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AUS 20:1117h 46m1 stopsSAN 11:57Austin - San Diego | Mon, Jun 9 | Spirit AirlinesRp 1,356,57055% OFFRp 3,015,747 Rp 1,356,570
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AUS 17:0316h 10m1 stopsSAN 07:13Austin - San Diego | Mon, May 19 | Frontier AirlinesRp 1,358,85755% OFFRp 3,015,747 Rp 1,358,857
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AUS 16:419h 17m1 stopsSAN 23:58Austin - San Diego | Fri, May 9 | Frontier AirlinesRp 2,804,6457% OFFRp 3,015,747 Rp 2,804,645
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AUS 13:0017h 25m1 stopsSAN Invalid DateAustin - San Diego | Sat, May 10 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Austin to San Diego
Cheapest one-way flight price | Rp 985,972 |
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Cheapest round-trip ticket price | Rp 2,440,910 |
Off-season for travel | March |
Peak season for travel | June |
Flight distance | 1,856.08 km |
Average flight time | 3 hours 47 minutes |
Popular airline | American Airlines |
When is the cheapest time to fly from Austin to San Diego?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Austin (AUS) to San Diego (SAN) the cheapest?
Airlines adjust prices for flights from Austin to San Diego based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Austin (AUS) to San Diego (SAN) cost?
According to Trip.com's data, the lowest price is around Rp 5,046,530. -
How long does it take to fly from Austin (AUS) to San Diego (SAN) and what is the distance?
It takes around 3 hours 47 minutes to fly from Austin (AUS) to San Diego (SAN). -
What are the most popular airlines that fly from Austin (AUS) to San Diego (SAN)?
Airlines with flights from Austin (AUS) to San Diego (SAN): American Airlines, Southwest Airlines, United Airlines, Hawaiian Airlines and Alaska Airlines.
How to find a cheap flight from Austin to San Diego
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Austin to San Diego. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Austin to San Diego ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Austin to San Diego for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is Rp 1313105 for a one-way ticket on Mon, Jun 16.
Compare cheap Austin to San Diego flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Austin to San Diego. The most affordable airline currently operating on this route is Frontier Airlines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Austin to San Diego route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Austin to San Diego flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Austin to San Diego to access exclusive deals just for you.
Plan Your Trip Around San Diego
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