$120+ Cheap flights from San Diego to Austin (SAN - AUS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — AUS
Jul 28 — Aug 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Austin Bergstrom are usually found in February or January, booked 46 days in advance, depart on a Friday or Wednesday and return on a Thursday
Cheap flight deals from San Diego to Austin
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to AustinExplore the most affordable flight options available from San Diego to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
Explore the most affordable flight options available from San Diego to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:00 am
SAN
- AUS
1 stop25h 30m
Frontier
Sun 7/268:12 pm
AUS
- SAN
1 stop14h 53m
Frontier
Deal found 6/23![Frontier logo]()
$255
This Cheapflightsfares deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:57 pm
SAN
- AUS
1 stop28h 10m
Frontier
Wed 7/296:30 am
AUS
- SAN
1 stop19h 21m
Frontier
Deal found 6/26![Frontier logo]()
$256
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:16 pm
SAN
- AUS
Nonstop3h 11m
Alaska Airlines
Sat 8/294:14 pm
AUS
- SAN
1 stop9h 30m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$257
This Frontier deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:36 am
SAN
- AUS
1 stop6h 45m
Frontier
Sun 10/48:16 pm
AUS
- SAN
1 stop5h 43m
Frontier
Deal found 6/24![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
SAN
- AUS
1 stop11h 02m
Frontier
Tue 7/218:12 pm
AUS
- SAN
1 stop5h 39m
Frontier
Deal found 6/24![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:25 am
SAN
- AUS
1 stop11h 02m
Frontier
Wed 8/126:30 am
AUS
- SAN
2 stops11h 20m
Frontier
Deal found 6/26![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:37 am
SAN
- AUS
1 stop7h 53m
Multiple Airlines
Tue 7/217:59 pm
AUS
- SAN
Nonstop3h 14m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$261
This Frontier deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:00 am
SAN
- AUS
1 stop12h 07m
Frontier
Mon 7/2012:47 pm
AUS
- SAN
1 stop9h 19m
Frontier
Deal found 6/23![Frontier logo]()
$262
This Cheapflightsfares deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:25 am
SAN
- AUS
1 stop15h 42m
Frontier
Mon 7/1312:47 pm
AUS
- SAN
1 stop27h 21m
Frontier
Deal found 6/24![Frontier logo]()
$263
This Super.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:25 am
SAN
- AUS
1 stop15h 42m
Frontier
Thu 7/308:12 pm
AUS
- SAN
1 stop5h 39m
Frontier
Deal found 6/24![Frontier logo]()
$264
This Cheapflightsfares deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:25 am
SAN
- AUS
1 stop15h 34m
Frontier
Sat 8/156:30 am
AUS
- SAN
1 stop28h 40m
Frontier
Deal found 6/28![Frontier logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:17 pm
SAN
- AUS
1 stop7h 42m
Alaska Airlines
Wed 9/236:00 am
AUS
- SAN
Nonstop3h 17m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$266
Best flights from San Diego to AustinDiscover carefully curated flight deals from San Diego to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
Discover carefully curated flight deals from San Diego to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:16 pm
SAN
- AUS
Nonstop3h 11m
Alaska Airlines
Sat 8/294:14 pm
AUS
- SAN
1 stop9h 30m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:40 pm
SAN
- AUS
Nonstop2h 50m
Southwest
Fri 9/119:00 am
AUS
- SAN
Nonstop2h 55m
Southwest
Deal found 6/23![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/229:40 pm
SAN
- AUS
1 stop10h 09m
Delta
Mon 12/287:25 pm
AUS
- SAN
1 stop6h 22m
Delta
Deal found 6/25![Delta logo]()
$401
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:00 pm
SAN
- AUS
Nonstop2h 50m
Southwest
Sun 10/47:45 am
AUS
- SAN
Nonstop2h 55m
Southwest
Deal found 6/27![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:30 am
SAN
- AUS
1 stop9h 44m
Alaska Airlines
Sat 10/34:33 pm
AUS
- SAN
Nonstop3h 19m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$342
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:20 am
SAN
- AUS
Nonstop2h 50m
Southwest
Mon 12/146:40 am
AUS
- SAN
1 stop5h 00m
Southwest
Deal found 6/27![Southwest logo]()
$311
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:15 pm
SAN
- AUS
Nonstop3h 00m
Southwest
Sat 7/256:25 am
AUS
- SAN
Nonstop2h 55m
Southwest
Deal found 6/26![Southwest logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:05 pm
SAN
- AUS
1 stop18h 44m
Alaska Airlines
Sun 10/256:00 am
AUS
- SAN
Nonstop3h 19m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$445
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:30 pm
SAN
- AUS
Nonstop3h 00m
Southwest
Sun 8/26:25 am
AUS
- SAN
Nonstop2h 55m
Southwest
Deal found 6/25![Southwest logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:04 am
SAN
- AUS
Nonstop3h 15m
Alaska Airlines
Sun 8/27:59 pm
AUS
- SAN
Nonstop3h 14m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:20 am
SAN
- AUS
Nonstop2h 50m
Southwest
Mon 12/2810:25 am
AUS
- SAN
Nonstop3h 00m
Southwest
Deal found 6/25![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:45 pm
SAN
- AUS
1 stop5h 10m
Southwest
Tue 7/214:15 pm
AUS
- SAN
2 stops6h 05m
Southwest
Deal found 6/26![Southwest logo]()
$448
Last-minute flights from San Diego to AustinDiscover last-minute flight deals from San Diego to Austin. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Austin. Data last updated June 28, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:25 am
SAN
- AUS
1 stop15h 34m
Frontier
Sat 8/156:30 am
AUS
- SAN
1 stop28h 40m
Frontier
Deal found 6/28![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:37 am
SAN
- AUS
1 stop7h 53m
Multiple Airlines
Tue 7/217:59 pm
AUS
- SAN
Nonstop3h 14m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$261
This Cheapflightsfares deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:57 pm
SAN
- AUS
1 stop28h 10m
Frontier
Wed 7/296:30 am
AUS
- SAN
1 stop19h 21m
Frontier
Deal found 6/26![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
SAN
- AUS
1 stop11h 02m
Frontier
Tue 7/218:12 pm
AUS
- SAN
1 stop5h 39m
Frontier
Deal found 6/24![Frontier logo]()
$259
This Frontier deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:00 am
SAN
- AUS
1 stop12h 07m
Frontier
Mon 7/2012:47 pm
AUS
- SAN
1 stop9h 19m
Frontier
Deal found 6/23![Frontier logo]()
$262
This Cheapflightsfares deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:00 am
SAN
- AUS
1 stop12h 07m
Frontier
Tue 7/148:12 pm
AUS
- SAN
1 stop5h 39m
Frontier
Deal found 6/24![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/153:03 pm
SAN
- AUS
1 stop18h 49m
Multiple Airlines
Tue 7/217:59 pm
AUS
- SAN
Nonstop3h 14m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$257
This Super.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:25 am
SAN
- AUS
1 stop15h 42m
Frontier
Thu 7/308:12 pm
AUS
- SAN
1 stop5h 39m
Frontier
Deal found 6/24![Frontier logo]()
$264
This Cheapflightsfares deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:00 am
SAN
- AUS
1 stop25h 30m
Frontier
Sun 7/268:12 pm
AUS
- SAN
1 stop14h 53m
Frontier
Deal found 6/23![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:00 am
SAN
- AUS
1 stop7h 27m
Frontier
Mon 8/32:25 pm
AUS
- SAN
1 stop11h 26m
Frontier
Deal found 6/23![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:00 am
SAN
- AUS
1 stop7h 27m
Frontier
Tue 8/116:30 am
AUS
- SAN
2 stops11h 13m
Frontier
Deal found 6/25![Frontier logo]()
$267
One-way flights from San Diego to AustinSearch for one-way flight options from San Diego to Austin. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
Search for one-way flight options from San Diego to Austin. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Frontier deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:36 am
SAN
- AUS
1 stop6h 45m
Frontier
Deal found 6/24![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:45 pm
SAN
- AUS
1 stop25h 45m
Frontier
Deal found 6/27![Frontier logo]()
$122
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:30 pm
SAN
- AUS
1 stop10h 07m
Delta
Deal found 6/25![Delta logo]()
$123
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/233:10 pm
SAN
- AUS
1 stop6h 02m
United Airlines
Deal found 6/25![United Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:25 am
SAN
- AUS
1 stop15h 42m
Frontier
Deal found 6/25![Frontier logo]()
$127
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:30 am
SAN
- AUS
2 stops6h 10m
Southwest
Deal found 6/23![Southwest logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:57 am
SAN
- AUS
2 stops12h 02m
Frontier
Deal found 6/24![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/44:12 pm
SAN
- AUS
2 stops19h 18m
Frontier
Deal found 6/27![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:25 am
SAN
- AUS
1 stop15h 42m
Frontier
Deal found 6/24![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:51 pm
SAN
- AUS
1 stop13h 01m
Frontier
Deal found 6/23![Frontier logo]()
$134
Find flight deals from San Diego to Austin
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $255 (Cheapflightsfares) |
One-way from | $120 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $390 |
Good round-trip deal | $330 or less |
Good one-way deal | $183 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from San Diego to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sat 8/22
5:16 pm-10:27 pm
Nonstop3h 11m
Austin Bergstrom
Sat 8/29
4:14 pm-11:44 pm
1 stop9h 30m
$257
Quickest round-trip
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Tue 9/8
5:40 pm-10:30 pm
Nonstop2h 50m
Austin Bergstrom
Fri 9/11
9:00 am-9:55 am
Nonstop2h 55m
$267
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Wed 9/30
3:00 pm-7:50 pm
Nonstop2h 50m
Austin Bergstrom
Sun 10/4
7:45 am-8:40 am
Nonstop2h 55m
$267
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Fri 12/11
6:20 am-11:10 am
Nonstop2h 50m
Austin Bergstrom
Mon 12/14
6:40 am-9:40 am
1 stop5h 00m
$311
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sat 7/18
6:15 pm-11:15 pm
Nonstop3h 00m
Austin Bergstrom
Sat 7/25
6:25 am-7:20 am
Nonstop2h 55m
$333
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Thu 10/1
11:30 am-11:14 pm
1 stop9h 44m
Austin Bergstrom
Sat 10/3
4:33 pm-5:52 pm
Nonstop3h 19m
$342
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Fri 7/31
8:30 pm-1:30 am
Nonstop3h 00m
Austin Bergstrom
Sun 8/2
6:25 am-7:20 am
Nonstop2h 55m
$377
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Tue 12/22
9:40 pm-9:49 am
1 stop10h 09m
Austin Bergstrom
Mon 12/28
7:25 pm-11:47 pm
1 stop6h 22m
$401
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Tue 12/22
6:20 am-11:10 am
Nonstop2h 50m
Austin Bergstrom
Mon 12/28
10:25 am-11:25 am
Nonstop3h 00m
$401
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Thu 10/22
8:05 pm-4:49 pm
1 stop18h 44m
Austin Bergstrom
Sun 10/25
6:00 am-7:19 am
Nonstop3h 19m
$445
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from San Diego to Austin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Austin in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from San Diego with our price prediction graph.
SAN-AUS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Austin
Prices
Airlines
How far ahead should I book a flight from San Diego to Austin?
Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Austin?
Currently, February is the cheapest month in which you can book a flight from San Diego to Austin (average of $197). Flying from San Diego to Austin in June is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to AUS?
Find hourly flight availability from San Diego to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 28, 2026.
One of the essential ways to save on airfare from San Diego to Austin is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 23% on airfare.
What is the cheapest day to fly from San Diego to Austin?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Austin. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their San Diego to Austin flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for San Diego to Austin flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to Austin trip
Our travel experts
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated June 28, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andHawaiian Airlines from San Diego to Austin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Food
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Related info for your journey
Find useful and relevant information for your journey from San Diego to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Austin flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 28, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Austin by cabin class
Find flights from San Diego to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Austin flights
Browse other San Diego and Austin flight options. Last updated on June 28, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on June 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from San Diego to Austin
Discover the top 7 airlines that operate flights from San Diego to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$184 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$302 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$148 | Average$406 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$162 | Average$317 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$177 | Average$333 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$186 | Average$305 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$505 | FlexibilityNo cancel fee | On-time71% |