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$64+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SAT
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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1. Tell us where you want to go

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Cheap 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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$141
(Kiwi.com)

One-way from

$64
(Trip.com)
Provider with most accurate pricing for Austin Bergstrom-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Austin Bergstrom-San Antonio flights.
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From Austin Bergstrom to San Antonio
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One-way flight from Austin Bergstrom to San Antonio
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Find flight deals from Austin to San Antonio

Cheapest flights from Austin to San Antonio
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 January 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/6. 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 2/53:16 pmAUS - SAT
1 stop28h 17mFrontier
Thu 2/128:25 pmSAT - AUS
1 stop12h 56mFrontier
Deal found 1/6$141
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/2110:40 amAUS - SAT
2 stops26h 31mFrontier
Sun 1/258:24 pmSAT - AUS
1 stop27h 52mFrontier
Deal found 1/6$162
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/2911:30 amAUS - SAT
1 stop22h 10mMultiple Airlines
Mon 2/28:24 pmSAT - AUS
1 stop26h 16mMultiple Airlines
Deal found 1/6$169
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/296:55 amAUS - SAT
1 stop12h 38mFrontier
Mon 2/28:24 pmSAT - AUS
1 stop26h 16mFrontier
Deal found 1/6$179
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/2611:30 amAUS - SAT
2 stops36h 22mSpirit Airlines
Wed 1/286:30 amSAT - AUS
1 stop9h 34mSpirit Airlines
Deal found 1/6$193
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 2/217:15 amAUS - SAT
1 stop26h 15mMultiple Airlines
Sun 2/228:14 pmSAT - AUS
1 stop19h 50mMultiple Airlines
Deal found 1/7$197
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/217:25 amAUS - SAT
1 stop26h 15mMultiple Airlines
Sun 1/258:24 pmSAT - AUS
1 stop27h 52mMultiple Airlines
Deal found 1/6$205
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 1/2611:30 amAUS - SAT
2 stops36h 22mSpirit Airlines
Thu 1/2910:35 amSAT - AUS
1 stop11h 00mSpirit Airlines
Deal found 1/5$206
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 1/266:55 amAUS - SAT
1 stop12h 38mMultiple Airlines
Thu 1/2910:35 amSAT - AUS
1 stop11h 00mMultiple Airlines
Deal found 1/5$224
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/266:55 amAUS - SAT
1 stop12h 38mMultiple Airlines
Wed 1/286:30 amSAT - AUS
1 stop27h 51mMultiple Airlines
Deal found 1/6$225

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 January 8, 2026.
Use the filters below to find and compare flights from Austin to San Antonio that are best for you.

Fly from

Austin

Fly to

San Antonio

Route

Depart

Return

Price

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Thu 2/5

3:16 pm-7:33 pm

1 stop28h 17m

San Antonio

Thu 2/12

8:25 pm-9:21 am

1 stop12h 56m

$141

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Wed 1/21

10:40 am-1:11 pm

2 stops26h 31m

San Antonio

Sun 1/25

8:24 pm-12:16 am

1 stop27h 52m

$162

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Thu 1/29

11:30 am-9:40 am

1 stop22h 10m

San Antonio

Mon 2/2

8:24 pm-10:40 pm

1 stop26h 16m

$169

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Thu 1/29

6:55 am-7:33 pm

1 stop12h 38m

San Antonio

Mon 2/2

8:24 pm-10:40 pm

1 stop26h 16m

$179

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 1/26

11:30 am-11:52 pm

2 stops36h 22m

San Antonio

Wed 1/28

6:30 am-4:04 pm

1 stop9h 34m

$193

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Sat 2/21

7:15 am-9:30 am

1 stop26h 15m

San Antonio

Sun 2/22

8:14 pm-4:04 pm

1 stop19h 50m

$197

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 1/26

11:30 am-11:52 pm

2 stops36h 22m

San Antonio

Thu 1/29

10:35 am-9:35 pm

1 stop11h 00m

$206

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 1/26

6:55 am-7:33 pm

1 stop12h 38m

San Antonio

Thu 1/29

10:35 am-9:35 pm

1 stop11h 00m

$224

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 1/26

6:55 am-7:33 pm

1 stop12h 38m

San Antonio

Wed 1/28

6:30 am-10:21 am

1 stop27h 51m

$225

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 1/30

6:55 am-7:33 pm

1 stop12h 38m

$64

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 17 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Austin-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-San Antonio flight deals on Cheapflights vs. eDreams >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 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 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.
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.

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

    There are many flights that can get you from Austin to San Antonio in 28h 17m. Fly via Frontier to get the fastest option. Airlines will cover a distance of 66 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Austin to San Antonio 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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