Flights from Austin to San Diego with Frontier Airlines

Our cheapest offers for flights from Austin to San Diego

Here you can compare cheap flights from Austin (AUS) to San Diego (SAN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Diego. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Austin
San Diego
Outbound
09/25/25
1 Stopover (DEN)
F91815, F92711
19h 23min
Return
10/05/25
1 Stopover (DEN)
F94990, F91816
21h 25min
Frontier Airlines
$201
Best option
Austin
San Diego
Outbound
09/25/25
1 Stopover (DEN)
F91815, F92817
06h 39min
Return
10/05/25
direct
F91878
03h 01min
Frontier Airlines
$270
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Austin - San Diego

Roundtrip from 200,07 US$
Flight duration min. 03:05 / max. 05:55
Return flight duration min. 02:40/ max. 06:50
Distance 1872 km
Flights per week 43
Departure airport Airport Austin-Bergstrom International Airport, TX (AUS)
Arrival airport Airport San Diego - Lindberg Field International, CA (SAN)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to San Diego
Flight destinations with a similar price