$122+ Cheap flights from San Antonio to Austin (SAT - 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — AUS
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Austin with Cheapflights
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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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Cheapest flights from San Antonio to AustinExplore the most affordable flight options available from San Antonio to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from San Antonio to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/137:49 pm
SAT
- AUS
1 stop17h 41m
Frontier
Thu 8/206:15 am
AUS
- SAT
1 stop13h 16m
Frontier
Deal found 7/16![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/67:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Tue 8/117:43 pm
AUS
- SAT
1 stop23h 11m
Frontier
Deal found 7/17![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Mon 8/107:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Fri 8/218:15 pm
AUS
- SAT
1 stop23h 16m
Frontier
Deal found 7/16![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/129:32 pm
SAT
- AUS
2 stops26h 35m
Frontier
Wed 8/198:15 pm
AUS
- SAT
1 stop23h 16m
Frontier
Deal found 7/15![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/57:49 pm
SAT
- AUS
1 stop22h 59m
Frontier
Sun 8/97:43 pm
AUS
- SAT
1 stop23h 11m
Frontier
Deal found 7/16![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/107:49 pm
SAT
- AUS
1 stop22h 59m
Frontier
Mon 8/1712:47 pm
AUS
- SAT
1 stop7h 50m
Frontier
Deal found 7/13![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Fri 8/2810:24 pm
SAT
- AUS
2 stops21h 06m
Frontier
Tue 9/16:15 am
AUS
- SAT
1 stop13h 16m
Frontier
Deal found 7/15![Frontier logo]()
$302
Best flights from San Antonio to AustinDiscover carefully curated flight deals from San Antonio to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from San Antonio to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/67:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Tue 8/117:43 pm
AUS
- SAT
1 stop23h 11m
Frontier
Deal found 7/17![Frontier logo]()
$241
This Southwest deal was found by Cheapflights users on 7/17. 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 12/56:35 am
SAT
- AUS
1 stop5h 40m
Southwest
Mon 12/76:40 am
AUS
- SAT
1 stop8h 10m
Southwest
Deal found 7/17![Southwest logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/107:49 pm
SAT
- AUS
1 stop22h 59m
Frontier
Mon 8/1712:47 pm
AUS
- SAT
1 stop7h 50m
Frontier
Deal found 7/13![Frontier logo]()
$300
This Southwest deal was found by Cheapflights users on 7/13. 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 8/266:40 am
SAT
- AUS
1 stop3h 05m
Southwest
Sat 10/318:45 am
AUS
- SAT
2 stops4h 55m
Southwest
Deal found 7/13![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 7/13. 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 8/1212:55 pm
SAT
- AUS
2 stops6h 20m
Southwest
Wed 8/194:45 pm
AUS
- SAT
2 stops4h 55m
Southwest
Deal found 7/13![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 7/16. 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 8/912:20 pm
SAT
- AUS
1 stop2h 35m
Southwest
Sat 8/156:00 am
AUS
- SAT
1 stop3h 05m
Southwest
Deal found 7/16![Southwest logo]()
$367
Last-minute flights from San Antonio to AustinDiscover last-minute flight deals from San Antonio to Austin. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Austin. Data last updated July 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/57:49 pm
SAT
- AUS
1 stop22h 59m
Frontier
Sun 8/97:43 pm
AUS
- SAT
1 stop23h 11m
Frontier
Deal found 7/16![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/67:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Tue 8/117:43 pm
AUS
- SAT
1 stop23h 11m
Frontier
Deal found 7/17![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Mon 8/107:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Fri 8/218:15 pm
AUS
- SAT
1 stop23h 16m
Frontier
Deal found 7/16![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/107:49 pm
SAT
- AUS
1 stop22h 59m
Frontier
Mon 8/1712:47 pm
AUS
- SAT
1 stop7h 50m
Frontier
Deal found 7/13![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/129:32 pm
SAT
- AUS
2 stops26h 35m
Frontier
Wed 8/198:15 pm
AUS
- SAT
1 stop23h 16m
Frontier
Deal found 7/15![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 8/137:49 pm
SAT
- AUS
1 stop17h 41m
Frontier
Thu 8/206:15 am
AUS
- SAT
1 stop13h 16m
Frontier
Deal found 7/16![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Fri 8/2810:24 pm
SAT
- AUS
2 stops21h 06m
Frontier
Tue 9/16:15 am
AUS
- SAT
1 stop13h 16m
Frontier
Deal found 7/15![Frontier logo]()
$302
One-way flights from San Antonio to AustinSearch for one-way flight options from San Antonio to Austin. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from San Antonio to Austin. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/137:49 pm
SAT
- AUS
1 stop28h 18m
Frontier
Deal found 7/14![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/278:26 pm
SAT
- AUS
1 stop27h 15m
Frontier
Deal found 7/15![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 9/18:26 pm
SAT
- AUS
2 stops13h 44m
Frontier
Deal found 7/14![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/279:55 am
SAT
- AUS
2 stops24h 15m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 9/24:53 pm
SAT
- AUS
3 stops23h 46m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/318:26 pm
SAT
- AUS
1 stop23h 04m
Frontier
Deal found 7/14![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 9/55:38 pm
SAT
- AUS
3 stops23h 01m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 9/28:26 pm
SAT
- AUS
2 stops20h 13m
Frontier
Deal found 7/14![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/3111:30 am
SAT
- AUS
3 stops29h 09m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$173
Find flight deals from San Antonio to Austin
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 July 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $233 (Kiwi.com) |
One-way from | $122 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 July 18, 2026.
Use the filters below to find and compare flights from San Antonio to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Thu 8/6
7:49 pm-12:07 am
1 stop28h 18m
Austin Bergstrom
Tue 8/11
7:43 pm-6:54 pm
1 stop23h 11m
$241
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Mon 8/10
7:49 pm-6:48 pm
1 stop22h 59m
Austin Bergstrom
Mon 8/17
12:47 pm-8:37 pm
1 stop7h 50m
$300
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Sat 12/5
6:35 am-12:15 pm
1 stop5h 40m
Austin Bergstrom
Mon 12/7
6:40 am-2:50 pm
1 stop8h 10m
$347
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Wed 8/26
6:40 am-9:45 am
1 stop3h 05m
Austin Bergstrom
Sat 10/31
8:45 am-1:40 pm
2 stops4h 55m
$352
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Wed 8/12
12:55 pm-7:15 pm
2 stops6h 20m
Austin Bergstrom
Wed 8/19
4:45 pm-9:40 pm
2 stops4h 55m
$357
Quickest round-trip
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Sun 8/9
12:20 pm-2:55 pm
1 stop2h 35m
Austin Bergstrom
Sat 8/15
6:00 am-9:05 am
1 stop3h 05m
$367
Cheapest one-way
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Thu 8/27
8:26 pm-11:41 pm
1 stop27h 15m
$124
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Sun 10/25
1:20 pm-7:00 pm
1 stop5h 40m
$174
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Fri 11/27
1:10 pm-7:10 pm
2 stops6h 00m
$179
San AntonioAustin
SAT - AUS
SATAUS
San Antonio
Sat 10/3
7:15 am-5:20 pm
2 stops10h 05m
$179
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from San Antonio 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 Antonio to Austin in July.
| 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 San Antonio-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-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 Antonio-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 Antonio to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from San Antonio with our price prediction graph.
SAT-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.
Related info for your journey
Find useful and relevant information for your journey from San Antonio 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
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