HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$155+ 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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SAT
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

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.

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 November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/296:45 amAUS - SAT
1 stop17h 35mMultiple Airlines
Wed 12/34:54 pmSAT - AUS
1 stop19h 50mMultiple Airlines
Deal found 11/11$160
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/296:45 amAUS - SAT
1 stop17h 35mFrontier
Fri 12/59:25 pmSAT - AUS
2 stops26h 49mFrontier
Deal found 11/11$161
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/296:45 amAUS - SAT
1 stop17h 35mFrontier
Mon 12/812:03 pmSAT - AUS
1 stop7h 57mFrontier
Deal found 11/11$166
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/296:45 amAUS - SAT
1 stop17h 35mFrontier
Thu 12/41:51 pmSAT - AUS
2 stops10h 23mFrontier
Deal found 11/11$184
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/296:45 amAUS - SAT
1 stop17h 35mMultiple Airlines
Sat 12/67:00 amSAT - AUS
2 stops17h 14mMultiple Airlines
Deal found 11/11$186
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/46:55 amAUS - SAT
1 stop7h 16mFrontier
Fri 12/59:25 pmSAT - AUS
2 stops26h 49mFrontier
Deal found 11/12$193
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/110:46 amAUS - SAT
1 stop13h 34mFrontier
Sun 12/75:46 pmSAT - AUS
1 stop23h 27mFrontier
Deal found 11/11$195
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/48:38 pmAUS - SAT
1 stop23h 52mFrontier
Mon 12/812:03 pmSAT - AUS
1 stop7h 57mFrontier
Deal found 11/11$199
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/36:45 amAUS - SAT
2 stops25h 30mFrontier
Mon 12/812:03 pmSAT - AUS
1 stop7h 57mFrontier
Deal found 11/11$204
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/36:39 amAUS - SAT
1 stop10h 33mMultiple Airlines
Fri 12/59:25 pmSAT - AUS
2 stops26h 49mMultiple Airlines
Deal found 11/11$207

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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$160
(Kiwi.com)

One-way from

$155
(Kiwi.com)
Provider with most accurate pricing for Austin Bergstrom-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-San Antonio flights.
Search Deals
From Austin Bergstrom to San Antonio
Search Deals
One-way flight from Austin Bergstrom to San Antonio
Search Deals

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 November 13, 2025.
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

Sat 11/29

6:45 am-12:20 am

1 stop17h 35m

San Antonio

Mon 12/8

12:03 pm-12:14 am

2 stops12h 11m

$161

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 12/1

10:46 am-12:20 am

1 stop13h 34m

San Antonio

Mon 12/8

12:03 pm-12:14 am

2 stops12h 11m

$161

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 12/1

10:46 am-12:20 am

1 stop13h 34m

San Antonio

Wed 12/3

4:54 pm-9:04 am

2 stops16h 10m

$184

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 12/1

10:46 am-12:20 am

1 stop13h 34m

San Antonio

Thu 12/4

12:37 pm-12:14 am

2 stops11h 37m

$184

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 12/1

10:46 am-12:20 am

1 stop13h 34m

San Antonio

Sat 12/6

7:00 am-12:14 am

2 stops17h 14m

$186

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Sat 11/29

6:45 am-12:20 am

1 stop17h 35m

San Antonio

Sat 12/6

7:00 am-12:14 am

2 stops17h 14m

$186

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Thu 12/4

8:38 pm-8:30 pm

1 stop23h 52m

San Antonio

Mon 12/8

12:03 pm-12:14 am

2 stops12h 11m

$193

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Sat 11/29

6:45 am-12:20 am

1 stop17h 35m

San Antonio

Thu 12/4

3:06 pm-12:14 am

1 stop9h 08m

$197

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Mon 12/1

10:46 am-12:20 am

1 stop13h 34m

San Antonio

Thu 12/4

3:06 pm-12:14 am

1 stop9h 08m

$197

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Wed 12/3

6:39 am-5:12 pm

1 stop10h 33m

San Antonio

Fri 12/5

9:25 pm-12:14 am

2 stops26h 49m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 15 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 November.
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.

Cheapflights Insights

Everything you need to know about your flight from Austin to San Antonio

What is the cheapest time of day to fly from AUS to SAT?

Find hourly flight availability from Austin to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 50% on flights from Austin to San Antonio by exploring options for tickets at noon.

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 17h 35m. 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

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 for Austin to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Hobby flights
Dallas/Fort Worth to George Bush Intcntl flights
Hobby to Dallas/Fort Worth flights
George Bush Intcntl to Dallas/Fort Worth flights
El Paso to Dallas/Fort Worth flights
Dallas/Fort Worth to San Antonio flights
Love Field to Hobby flights
Dallas/Fort Worth to El Paso flights
Austin to Dallas/Fort Worth flights
San Antonio to Dallas/Fort Worth flights
Hobby to San Antonio flights
Hobby to El Paso flights
George Bush Intcntl to San Antonio flights
Hobby to Love Field flights
George Bush Intcntl to El Paso flights
Hobby to Lubbock flights
Dallas/Fort Worth to Austin flights
Dallas/Fort Worth to McAllen flights
Dallas/Fort Worth to Corpus Christi flights
Austin to Hobby flights
El Paso to Love Field flights
Lubbock to Hobby flights
El Paso to Hobby flights
San Antonio to Hobby flights
Austin to El Paso flights
Austin to Love Field flights
McAllen to Dallas/Fort Worth flights
Love Field to San Antonio flights
Hobby to Austin flights
Austin to George Bush Intcntl flights
El Paso to George Bush Intcntl flights
Love Field to El Paso flights
George Bush Intcntl to Lubbock flights
San Antonio to El Paso flights
Dallas/Fort Worth to Lubbock flights
San Antonio to Love Field flights
San Antonio to George Bush Intcntl flights
George Bush Intcntl to Austin flights
Dallas/Fort Worth to Brownsville flights
Dallas/Fort Worth to Harlingen flights
Corpus Christi to Dallas/Fort Worth flights
El Paso to Austin flights
Amarillo to Dallas/Fort Worth flights
Lubbock to George Bush Intcntl flights
Austin to Lubbock flights
Midland to Hobby flights
Harlingen to Dallas/Fort Worth flights
Dallas/Fort Worth to Midland flights
Lubbock to Dallas/Fort Worth flights
Austin to Midland flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.