Flights from Austin to San Diego

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
04/12/25
1 Stopover (DEN)
F91815, F92817
20h 07min
Return
04/27/25
1 Stopover (DEN)
F92422, F92890
24h 28min
Frontier Airlines
$101
found yesterday
Best option
Austin
San Diego
Outbound
06/02/25
direct
AS0531
03h 10min
Return
06/09/25
direct
AS0342
02h 59min
Alaska Airlines ?
$270
Austin
San Diego
Outbound
04/12/25
1 Stopover (DEN)
F91859, F94927
16h 54min
Return
04/27/25
1 Stopover (DEN)
F92422, F92890
24h 28min
Frontier Airlines
$104
found yesterday
Austin
San Diego
Outbound
04/21/25
1 Stopover (DEN)
F91815, F92421
23h 23min
Return
05/19/25
1 Stopover (DEN)
F94990, F92890
24h 26min
Frontier Airlines ?
$109
Austin
San Diego
Outbound
04/21/25
1 Stopover (DEN)
F91815, F92817
14h 02min
Return
05/19/25
1 Stopover (DEN)
F94990, F92890
24h 26min
Frontier Airlines ?
$114
Austin
San Diego
Outbound
04/21/25
1 Stopover (DEN)
F91815, F92817
14h 02min
Return
05/19/25
1 Stopover (DEN)
F94990, F92890
24h 26min
Frontier Airlines ?
$131
Austin
San Diego
Outbound
04/12/25
direct
HA4767
03h 17min
Return
04/27/25
1 Stopover (DEN)
F92818, F92890
14h 53min
Hawaiian Airlines
$199
found yesterday
Austin
San Diego
Outbound
04/12/25
1 Stopover (DEN)
F91859, F92817
05h 42min
Return
04/27/25
1 Stopover (LAS)
NK0952, NK0567
09h 58min
Frontier Airlines
$247
found yesterday
Austin
San Diego
Outbound
06/02/25
direct
AS0531
03h 10min
Return
06/09/25
direct
AS0342
02h 59min
Alaska Airlines
$274
Austin
San Diego
Outbound
06/02/25
direct
AS0531
03h 10min
Return
06/09/25
direct
AS0342
02h 59min
Alaska Airlines ?
$275
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Austin to San Diego

Favorite airline: Alaska Airlines
73 % of flights booked on the route from Austin to San Diego are booked with Alaska Airlines, Frontier Airlines and Spirit Airlines.
Alaska Airlines
32 %
Frontier Airlines
23 %
Spirit Airlines
18 %
Stopover flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 44 % cheaper.
non stop flight
1 stop
03h 14min
13h 36min
$ 301
$ 209
Favourite connection: via Denver
On this route, flights with a stopover in Denver are the most popular.
Route
bookings
1 stopover Denver International Airport, CO
13h 36min, from $ 209
62 %
1 stopover Las Vegas - McCarran International Airport, NV
10h 59min, from $ 226
31 %
1 stopover Dallas-Fort Worth International Airport, T
05h 18min, from $ 238
8 %

Important flight information

Flight information: Austin - San Diego

Roundtrip from $ 100,31
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
Flight destinations with a similar price