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$82+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — AUS
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap 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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$155
(Kiwi.com)

One-way from

$82
(Kiwi.com)
Provider with most accurate pricing for San Antonio-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Austin Bergstrom flights.
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From San Antonio to Austin Bergstrom
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One-way flight from San Antonio to Austin Bergstrom
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Find flight deals from San Antonio to Austin

Cheapest flights from San Antonio to Austin
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 January 6, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/28:24 pmSAT - AUS
1 stop26h 16mFrontier
Fri 2/66:55 amAUS - SAT
1 stop12h 38mFrontier
Deal found 1/5$155
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 2/210:35 amSAT - AUS
1 stop11h 00mSpirit Airlines
Wed 2/47:25 amAUS - SAT
1 stop26h 05mSpirit Airlines
Deal found 1/4$184
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 2/210:35 amSAT - AUS
1 stop11h 00mMultiple Airlines
Wed 2/410:40 amAUS - SAT
2 stops26h 31mMultiple Airlines
Deal found 1/4$194
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/128:25 pmSAT - AUS
1 stop12h 56mMultiple Airlines
Mon 2/167:15 amAUS - SAT
1 stop26h 15mMultiple Airlines
Deal found 1/5$200
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/128:25 pmSAT - AUS
1 stop12h 56mFrontier
Mon 2/164:22 pmAUS - SAT
2 stops24h 19mFrontier
Deal found 1/5$249
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 1/206:30 amSAT - AUS
2 stops15h 05mSpirit Airlines
Sat 1/2411:30 amAUS - SAT
1 stop22h 10mSpirit Airlines
Deal found 1/4$258
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 1/185:02 pmSAT - AUS
1 stop17h 10mMultiple Airlines
Thu 1/227:25 amAUS - SAT
1 stop26h 15mMultiple Airlines
Deal found 1/4$262

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 January 6, 2026.
Use the filters below to find and compare flights from San Antonio to Austin that are best for you.

Fly from

San Antonio

Fly to

Austin

Route

Depart

Return

Price

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 1/21

6:30 am-10:34 am

2 stops28h 04m

Austin Bergstrom

Sun 1/25

6:55 am-7:29 pm

1 stop12h 34m

$173

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Mon 2/2

10:35 am-9:35 pm

1 stop11h 00m

Austin Bergstrom

Wed 2/4

7:25 am-9:30 am

1 stop26h 05m

$184

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Mon 2/2

10:35 am-9:35 pm

1 stop11h 00m

Austin Bergstrom

Wed 2/4

10:40 am-1:11 pm

2 stops26h 31m

$194

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 2/12

8:25 pm-9:21 am

1 stop12h 56m

Austin Bergstrom

Mon 2/16

7:15 am-9:30 am

1 stop26h 15m

$200

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 2/12

8:25 pm-9:21 am

1 stop12h 56m

Austin Bergstrom

Mon 2/16

4:22 pm-4:41 pm

2 stops24h 19m

$249

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Tue 1/20

6:30 am-9:35 pm

2 stops15h 05m

Austin Bergstrom

Sat 1/24

11:30 am-9:40 am

1 stop22h 10m

$258

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 3/11

10:26 am-8:53 pm

1 stop10h 27m

Austin Bergstrom

Wed 3/18

12:08 pm-9:22 am

1 stop21h 14m

$261

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Sun 1/18

5:02 pm-10:12 am

1 stop17h 10m

Austin Bergstrom

Thu 1/22

7:25 am-9:40 am

1 stop26h 15m

$262

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Tue 2/24

5:36 pm-11:13 pm

1 stop29h 37m

$82

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Sun 1/25

10:35 am-10:34 am

1 stop23h 59m

$101

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 16 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Austin flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Austin flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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.

  • How long is the flight from San Antonio to Austin?

    Departing from San Antonio to Austin will take you 11h. San Antonio and Austin are separated by a distance of 66 mi.

  • Can I find deals for flights from San Antonio to Austin that include hotel bookings?

    Yes. In addition to deals on San Antonio to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Austin.

  • Can I find deals for business class flights from San Antonio to Austin?

    Yes. Cheapflights offers flight deals from San Antonio to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Cedar Park
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
Fredericksburg
Canyon Lake
Seguin
Horseshoe Bay

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