$125+ Cheap flights from Austin to San Antonio (AUS - SAT)
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SAT
jul. 29 — ago. 51
Round-trip
1 adult, Economy
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Find cheap flights from Austin to San Antonio 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Austin to San Antonio
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Best
Last-minute
One-way
Cheapest flights from Austin to San AntonioExplore the most affordable flight options available from Austin to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 29, 2026.
Explore the most affordable flight options available from Austin to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 29, 2026.
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.
mar. 8/46:30 am
AUS
- SAT
1 stop12h 14m
Frontier
mar. 8/117:49 pm
SAT
- AUS
1 stop17h 41m
Frontier
Deal found 6/24![Frontier logo]()
$245
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/139:27 pm
AUS
- SAT
1 stop13h 54m
Frontier
mié. 10/2112:16 pm
SAT
- AUS
1 stop8h 16m
Frontier
Deal found 6/28![Frontier logo]()
$248
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.
mié. 8/56:30 am
AUS
- SAT
1 stop12h 24m
Frontier
vie. 8/79:32 pm
SAT
- AUS
2 stops15h 06m
Frontier
Deal found 6/25![Frontier logo]()
$314
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.
lun. 10/199:27 pm
AUS
- SAT
1 stop13h 54m
Frontier
jue. 10/2911:08 am
SAT
- AUS
1 stop12h 51m
Frontier
Deal found 6/27![Frontier logo]()
$337
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.
lun. 7/272:25 pm
AUS
- SAT
1 stop28h 19m
Frontier
mié. 8/57:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Deal found 6/27![Frontier logo]()
$344
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.
dom. 7/266:05 am
AUS
- SAT
1 stop5h 20m
Southwest
dom. 8/25:20 am
SAT
- AUS
1 stop4h 50m
Southwest
Deal found 6/25![Southwest logo]()
$347
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.
lun. 7/275:35 am
AUS
- SAT
2 stops4h 50m
Southwest
mié. 8/512:55 pm
SAT
- AUS
2 stops6h 20m
Southwest
Deal found 6/27![Southwest logo]()
$357
Best flights from Austin to San AntonioDiscover carefully curated flight deals from Austin to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 29, 2026.
Discover carefully curated flight deals from Austin to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 29, 2026.
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.
mar. 8/46:30 am
AUS
- SAT
1 stop12h 14m
Frontier
mar. 8/117:49 pm
SAT
- AUS
1 stop17h 41m
Frontier
Deal found 6/24![Frontier logo]()
$245
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.
jue. 8/67:10 pm
AUS
- SAT
1 stop2h 45m
Southwest
dom. 8/97:30 pm
SAT
- AUS
1 stop3h 00m
Southwest
Deal found 6/25![Southwest logo]()
$347
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.
jue. 8/138:30 am
AUS
- SAT
1 stop5h 40m
Southwest
dom. 8/167:30 pm
SAT
- AUS
1 stop3h 00m
Southwest
Deal found 6/27![Southwest logo]()
$347
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/306:10 pm
AUS
- SAT
1 stop6h 00m
Southwest
lun. 8/314:00 pm
SAT
- AUS
1 stop4h 00m
Southwest
Deal found 6/28![Southwest logo]()
$347
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/95:40 pm
AUS
- SAT
1 stop4h 45m
Southwest
sáb. 8/159:45 am
SAT
- AUS
2 stops5h 50m
Southwest
Deal found 6/28![Southwest logo]()
$352
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.
lun. 7/274:05 pm
AUS
- SAT
1 stop3h 30m
Southwest
mié. 8/56:40 am
SAT
- AUS
2 stops5h 35m
Southwest
Deal found 6/27![Southwest logo]()
$352
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/181:00 pm
AUS
- SAT
2 stops6h 00m
Southwest
dom. 9/207:45 am
SAT
- AUS
2 stops5h 30m
Southwest
Deal found 6/24![Southwest logo]()
$357
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/44:30 pm
AUS
- SAT
2 stops5h 00m
Southwest
mar. 8/116:40 am
SAT
- AUS
2 stops5h 35m
Southwest
Deal found 6/24![Southwest logo]()
$357
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.
lun. 8/35:35 am
AUS
- SAT
2 stops4h 50m
Southwest
dom. 8/96:50 am
SAT
- AUS
2 stops7h 25m
Southwest
Deal found 6/25![Southwest logo]()
$357
Last-minute flights from Austin to San AntonioDiscover last-minute flight deals from Austin to San Antonio. Data last updated junio 29, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to San Antonio. Data last updated junio 29, 2026 and is based on user searches.
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.
mié. 7/156:30 am
AUS
- SAT
1 stop12h 14m
Frontier
sáb. 7/187:39 pm
SAT
- AUS
1 stop23h 48m
Frontier
Deal found 6/24![Frontier logo]()
$359
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/153:25 pm
AUS
- SAT
2 stops9h 10m
Southwest
sáb. 7/187:25 pm
SAT
- AUS
1 stop2h 55m
Southwest
Deal found 6/24![Southwest logo]()
$388
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.
mar. 7/218:12 pm
AUS
- SAT
1 stop22h 32m
Frontier
mar. 7/287:39 pm
SAT
- AUS
1 stop28h 28m
Frontier
Deal found 6/23![Frontier logo]()
$250
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.
vie. 7/245:40 am
AUS
- SAT
1 stop4h 45m
Southwest
sáb. 7/255:20 pm
SAT
- AUS
1 stop5h 00m
Southwest
Deal found 6/27![Southwest logo]()
$387
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.
dom. 7/266:05 am
AUS
- SAT
1 stop5h 20m
Southwest
dom. 8/25:20 am
SAT
- AUS
1 stop4h 50m
Southwest
Deal found 6/25![Southwest logo]()
$347
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.
lun. 7/272:25 pm
AUS
- SAT
1 stop28h 19m
Frontier
mié. 8/57:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Deal found 6/27![Frontier logo]()
$344
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.
lun. 7/275:35 am
AUS
- SAT
2 stops4h 50m
Southwest
mié. 8/512:55 pm
SAT
- AUS
2 stops6h 20m
Southwest
Deal found 6/27![Southwest logo]()
$357
One-way flights from Austin to San AntonioSearch for one-way flight options from Austin to San Antonio. Find affordable one-way fares based on user searches. Data last updated junio 29, 2026.
Search for one-way flight options from Austin to San Antonio. Find affordable one-way fares based on user searches. Data last updated junio 29, 2026.
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.
sáb. 7/256:30 am
AUS
- SAT
1 stop12h 14m
Frontier
Deal found 6/27![Frontier logo]()
$125
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.
mar. 7/288:12 pm
AUS
- SAT
1 stop22h 32m
Frontier
Deal found 6/27![Frontier logo]()
$127
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.
lun. 8/102:25 pm
AUS
- SAT
1 stop28h 29m
Frontier
Deal found 6/23![Frontier logo]()
$142
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.
jue. 8/206:15 am
AUS
- SAT
1 stop13h 16m
Frontier
Deal found 6/24![Frontier logo]()
$158
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.
jue. 8/136:30 am
AUS
- SAT
1 stop12h 24m
Frontier
Deal found 6/23![Frontier logo]()
$159
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.
mar. 7/283:25 pm
AUS
- SAT
2 stops9h 10m
Southwest
Deal found 6/27![Southwest logo]()
$174
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.
jue. 8/131:00 pm
AUS
- SAT
2 stops6h 00m
Southwest
Deal found 6/23![Southwest logo]()
$179
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.
mié. 7/292:25 pm
AUS
- SAT
2 stops30h 12m
Frontier
Deal found 6/27![Frontier logo]()
$190
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.
sáb. 8/152:51 pm
AUS
- SAT
2 stops18h 24m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$193
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/165:40 am
AUS
- SAT
1 stop4h 45m
Southwest
Deal found 6/24![Southwest logo]()
$194
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.
mié. 8/122:51 pm
AUS
- SAT
2 stops18h 24m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$198
Find flight deals from Austin to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to San Antonio (SAT). 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 junio 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Kiwi.com) |
One-way from | $125 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to San Antonio 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 junio 29, 2026.
Use the filters below to find and compare flights from Austin to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
mar. 8/4
6:30 am-6:44 pm
1 stop12h 14m
San Antonio
mar. 8/11
7:49 pm-1:30 pm
1 stop17h 41m
$245
Quickest round-trip
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
jue. 8/6
7:10 pm-9:55 pm
1 stop2h 45m
San Antonio
dom. 8/9
7:30 pm-10:30 pm
1 stop3h 00m
$347
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
jue. 8/13
8:30 am-2:10 pm
1 stop5h 40m
San Antonio
dom. 8/16
7:30 pm-10:30 pm
1 stop3h 00m
$347
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
dom. 8/30
6:10 pm-12:10 am
1 stop6h 00m
San Antonio
lun. 8/31
4:00 pm-8:00 pm
1 stop4h 00m
$347
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
dom. 8/9
5:40 pm-10:25 pm
1 stop4h 45m
San Antonio
sáb. 8/15
9:45 am-3:35 pm
2 stops5h 50m
$352
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
lun. 7/27
4:05 pm-7:35 pm
1 stop3h 30m
San Antonio
mié. 8/5
6:40 am-12:15 pm
2 stops5h 35m
$352
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
vie. 9/18
1:00 pm-7:00 pm
2 stops6h 00m
San Antonio
dom. 9/20
7:45 am-1:15 pm
2 stops5h 30m
$357
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
mar. 8/4
4:30 pm-9:30 pm
2 stops5h 00m
San Antonio
mar. 8/11
6:40 am-12:15 pm
2 stops5h 35m
$357
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
lun. 8/3
5:35 am-10:25 am
2 stops4h 50m
San Antonio
dom. 8/9
6:50 am-2:15 pm
2 stops7h 25m
$357
Cheapest one-way
AustinSan Antonio
AUS - SAT
AUSSAT
Austin Bergstrom
mar. 8/11
7:43 pm-6:54 pm
1 stop23h 11m
$125
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Austin to San Antonio
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 Austin to San Antonio in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-San Antonio 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 Austin-San Antonio 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 Austin to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Austin with our price prediction graph.
AUS-SAT
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.
Related info for your journey
Find useful and relevant information for your journey from Austin to San Antonio. 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 San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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