Cheap Flights from Austin, TX to San Diego, CA from $56

Return flight: San Diego – Austin

On Cheapflightsplus.com you will find 11 direct and 567 connecting flights from Austin to San Diego. You can compare airfare deals from 9 airlines and multiple travel sites from $56, book and save on cheap plane tickets and last minute offers. Also check out AUS-SAN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Austin to San Diego Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $56 (one-way), $96 (round-trip).
Direct flights
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Full flight schedule will help you in detecting at what time planes fly from Austin to San Diego. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
07:06 — 08:30
07:06 — 08:30 HA4730 Hawaiian Airlines
Austin — San Diego
3h 24m
Find flight
from$134
07:06 — 08:30
07:06 — 08:30 AS3362 Alaska Airlines
Austin — San Diego
3h 24m
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from$155
07:15 — 08:25
07:15 — 08:25 AS343 Alaska Airlines
Austin — San Diego
3h 10m
Find flight
from$141
07:15 — 08:25
07:15 — 08:25 HA4733 Hawaiian Airlines
Austin — San Diego
3h 10m
Find flight
from$199
07:15 — 08:25
07:15 — 08:25 AA7426 American Airlines
Austin — San Diego
3h 10m
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from$200
08:15 — 09:35
08:15 — 09:35 AS3372 Alaska Airlines
Austin — San Diego
3h 20m
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from$105
14:33 — 15:48
14:33 — 15:48 AS3320 Alaska Airlines
Austin — San Diego
3h 15m
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from$139
14:52 — 16:02
14:52 — 16:02 AS531 Alaska Airlines
Austin — San Diego
3h 10m
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from$259
14:52 — 16:02
14:52 — 16:02 HA4734 Hawaiian Airlines
Austin — San Diego
3h 10m
Find flight
from$300
14:57 — 16:12
14:57 — 16:12 HA4702 Hawaiian Airlines
Austin — San Diego
3h 15m
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from$133
14:57 — 16:12
14:57 — 16:12 AS3382 Alaska Airlines
Austin — San Diego
3h 15m
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from$208
05:01 — 08:40
05:01 — 06:14 AA2563 American Airlines
Austin — Dallas
1h stop
07:14 — 08:40 AA2362 American Airlines
Dallas — San Diego
5h 39m
including layover
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from$170
05:30 — 09:33
05:30 — 06:53 UA1218 United Airlines
Austin — Denver
1h 12m stop
08:05 — 09:33 UA2309 United Airlines
Denver — San Diego
6h 3m
including layover
Find flight
from$160
06:00 — 09:48
06:00 — 07:27 UA502 United Airlines
Austin — Los Angeles
1h 18m stop
08:45 — 09:48 UA4643 United Airlines
Los Angeles — San Diego
5h 48m
including layover
Find flight
from$160
06:05 — 08:52
06:05 — 07:41 AA1861 American Airlines
Austin — Phoenix
53m stop
08:34 — 08:52 AA1949 American Airlines
Phoenix — San Diego
4h 47m
including layover
Find flight
from$170
08:30 — 14:59
08:30 — 10:26 AS1369 Alaska Airlines
Austin — San Francisco
2h 42m stop
14:00 — 15:37 AS3357 Alaska Airlines
San Francisco — San Diego
8h 29m
including layover
Find flight
from$145
09:14 — 13:21
17:27 — 18:50 F91815 Frontier Airlines
Austin — Denver
1h stop
09:22 — 10:58 F94927 Frontier Airlines
Denver — San Diego
6h 7m
including layover
Find flight
from$90
09:30 — 15:02
09:30 — 11:33 UA1668 United Airlines
Austin — San Francisco
1h 52m stop
13:25 — 15:02 UA2153 United Airlines
San Francisco — San Diego
7h 32m
including layover
Find flight
from$175
11:24 — 14:57
10:45 — 12:08 UA779 United Airlines
Austin — Denver
43m stop
13:25 — 14:53 UA1302 United Airlines
Denver — San Diego
5h 33m
including layover
Find flight
from$175
11:30 — 15:55
10:00 — 11:13 AS6635 Alaska Airlines
Austin — Dallas
1h 59m stop
14:40 — 15:49 AS4111 Alaska Airlines
Dallas — San Diego
6h 25m
including layover
Find flight
from$163
12:35 — 18:01
12:35 — 13:59 DL946 Delta Air Lines Inc.
Austin — Los Angeles
3h 6m stop
17:05 — 18:01 DL4087 Delta Air Lines Inc.
Los Angeles — San Diego
7h 26m
including layover
Find flight
from$161
13:00 — 18:51
13:00 — 15:43 UA210 United Airlines
Austin — Chicago
37m stop
16:20 — 18:51 UA1631 United Airlines
Chicago — San Diego
7h 51m
including layover
Find flight
from$175
13:33 — 20:48
13:33 — 16:15 AS505 Alaska Airlines
Austin — Seattle
1h 50m stop
18:05 — 20:48 AS1098 Alaska Airlines
Seattle — San Diego
9h 15m
including layover
Find flight
from$143
15:30 — 21:03
10:00 — 11:12 AS6635 Alaska Airlines
Austin — Dallas
3h 1m stop
14:41 — 15:55 AS4644 Alaska Airlines
Dallas — San Diego
7h 33m
including layover
Find flight
from$164
16:05 — 19:18
16:05 — 17:11 F93647 Frontier Airlines
Austin — Las Vegas
41m stop
17:52 — 19:18 F91465 Frontier Airlines
Las Vegas — San Diego
5h 13m
including layover
Find flight
from$56
16:14 — 23:52
16:14 — 17:39 F91815 Frontier Airlines
Austin — Denver
4h 36m stop
22:15 — 23:52 F94993 Frontier Airlines
Denver — San Diego
9h 38m
including layover
Find flight
from$67
17:30 — 23:52
17:27 — 18:50 F91815 Frontier Airlines
Austin — Denver
3h 24m stop
22:15 — 23:49 F94989 Frontier Airlines
Denver — San Diego
8h 22m
including layover
Find flight
from$56
17:30 — 18:01
+1 day
17:30 — 18:51 F91815 Frontier Airlines
Austin — Denver
21h 31m stop
16:22 — 18:01 F94995 Frontier Airlines
Denver — San Diego
26h 31m
including layover
Find flight
from$63
18:20 — 23:56
18:20 — 20:15 DL2581 Delta Air Lines Inc.
Austin — Salt Lake City
2h 40m stop
22:55 — 23:56 DL1202 Delta Air Lines Inc.
Salt Lake City — San Diego
7h 36m
including layover
Find flight
from$161
20:23 — 10:58
+1 day
20:03 — 21:22 F92889 Frontier Airlines
Austin — Denver
11h 36m stop
09:45 — 11:15 F94927 Frontier Airlines
Denver — San Diego
16h 35m
including layover
Find flight
from$62
20:23 — 11:31
+1 day
20:23 — 21:44 F91817 Frontier Airlines
Austin — Denver
12h 8m stop
09:52 — 11:31 F92817 Frontier Airlines
Denver — San Diego
17h 8m
including layover
Find flight
from$77
21:43 — 19:10
+1 day
21:43 — 22:49 F93645 Frontier Airlines
Austin — Las Vegas
19h 3m stop
17:52 — 19:10 F91465 Frontier Airlines
Las Vegas — San Diego
23h 27m
including layover
Find flight
from$87
22:30 — 09:56
+1 day
22:30 — 23:41 F93645 Frontier Airlines
Austin — Las Vegas
8h 59m stop
08:40 — 09:56 F91469 Frontier Airlines
Las Vegas — San Diego
13h 26m
including layover
Find flight
from$175
12:08 — 23:52
12:08 — 14:08 G41496 Allegiant Air
Austin — Provo
1h 21m stop
15:29 — 16:10 G43228 Allegiant Air
Provo — Las Vegas
6h 31m stop
22:41 — 23:52 NK191 Spirit Airlines
Las Vegas — San Diego
13h 44m
including layover
Find flight
from$174
21:12 — 12:20
+1 day
21:12 — 00:52 NK1283 Spirit Airlines
Austin — Miami
5h 28m stop
06:20 — 08:54 NK866 Spirit Airlines
Miami — Las Vegas
2h 8m stop
11:02 — 12:20 NK1475 Spirit Airlines
Las Vegas — San Diego
17h 8m
including layover
Find flight
from$184
*Departure and arrival times - local. Updated on March 14, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Austin to San Diego depends on and how to choose the most interesting flight option for you.

Distance between Austin and San Diego is 1870 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 22:30 from 3 Austin airports and arrive 05:00 to 22:30 to 11 San Diego airports. Average flight time is 3h 15m.

  • The fastest flight 3h 10m
  • Average flight time 3h 15m
  • The earliest flight 05:00
  • The latest flight 22:30
  • Distance 1162 ml

The cheapest months to travel to San Diego are february (from 56 $), november (from 62 $), january (from 67 $).

The most expensive months are december (from 87 $), january (from 67 $), november (from 62 $).

What is the lowest airfare Austin to San Diego?

The cheapest plane ticket found by our users is $56. This airfare is for economy class on one-way F93647 flight by Frontier Airlines for February 1, 2025 which leaves Austin-Bergstrom Intl in Austin at 16:05 am and arrives at San Diego San Diego at 19:18.

Economy class
$56
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Business class
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First class
?
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Popular Airlines on the Route

The flight Austin — San Diego is served by 9 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by American Airlines - 115 departures per week at the price of from $ 170 . And the most expensive tickets are offered by Delta Air Lines Inc. airline - from $ 1317.

Direct flights

There are 11 nonstop flights on the route. The fastest direct flight is AS343 by Alaska Airlines takes 3h 10m and the cheapest is F93647 by Frontier Airlines for $105.

  • AA - American Airlines
    from $200
    Find
  • AS - Alaska Airlines
    from $105
    Find
  • HA - Hawaiian Airlines
    from $133
    Find
See more direct flights

Connecting Flights

There are 567 flights with layovers on the route. The fastest connecting flight is AA1861 by American Airlines takes 4h 47m and the cheapest is F93647 by Frontier Airlines for $56.

  • AA - American Airlines
    from $170
    Find
  • AS - Alaska Airlines
    from $141
    Find
  • F9 - Frontier Airlines
    from $56
    Find
  • DL - Delta Air Lines Inc.
    from $161
    Find
  • UA - United Airlines
    from $160
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  • AM - Aeromexico
    from $613
    Find
  • NK - Spirit Airlines
    from $149
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  • G4 - Allegiant Air
    from $174
    Find
See more connecting flights

Airports

You can fly from Austin to San Diego from 3 airports (Austin-Bergstrom Intl, Austin, Camp Maybry AHP).

Austin airports

  • Austin-Bergstrom Intl-AUS
    from $56
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  • Austin-ASQ
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  • Camp Maybry AHP-MMR
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San Diego airports

  • San Diego-SAN
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  • San Diego Regional-USA
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  • Gillespie Field-SEE
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  • Golden Triangle Reg.-GTR
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  • El Cajon-CJN
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  • Lowndes County-UBS
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  • Miramar NAS-NKX
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  • Montgomery Field-MYF
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  • North Island NAS-NZY
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  • Brown Field Municipal-SDM
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  • AFB-CBM
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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