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$90+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — AUS
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/315:10 amSAT - AUS
2 stops43h 04mMultiple Airlines
Wed 1/75:30 amAUS - SAT
1 stop28h 10mMultiple Airlines
Deal found 12/3$255
This Mytrip deal was found by Cheapflights users on 12/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:39 pmSAT - AUS
2 stops19h 08mSpirit Airlines
Wed 1/710:52 amAUS - SAT
2 stops22h 48mSpirit Airlines
Deal found 12/3$337
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/182:09 pmSAT - AUS
1 stop10h 05mMultiple Airlines
Mon 12/225:13 pmAUS - SAT
2 stops36h 22mMultiple Airlines
Deal found 12/3$348
This Mytrip deal was found by Cheapflights users on 12/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:39 pmSAT - AUS
1 stop10h 19mSpirit Airlines
Sat 12/275:30 amAUS - SAT
1 stop17h 56mSpirit Airlines
Deal found 12/4$422
This Mytrip deal was found by Cheapflights users on 12/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:39 pmSAT - AUS
1 stop10h 19mSpirit Airlines
Fri 12/265:30 amAUS - SAT
1 stop17h 56mSpirit Airlines
Deal found 12/4$444
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Fri 12/195:56 pmSAT - AUS
2 stops55h 02mMultiple Airlines
Fri 12/266:45 amAUS - SAT
1 stop17h 32mMultiple Airlines
Deal found 12/4$473
This Mytrip deal was found by Cheapflights users on 12/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:10 pmSAT - AUS
3 stops24h 53mSpirit Airlines
Sat 12/135:30 amAUS - SAT
3 stops35h 35mSpirit Airlines
Deal found 12/3$512

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$156
(Kiwi.com)

One-way from

$90
(Kiwi.com)
Provider with most accurate pricing for San Antonio-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Austin Bergstrom flights.
Search Deals
From San Antonio to Austin Bergstrom
Search Deals
One-way flight from San Antonio to Austin Bergstrom
Search Deals

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 December 4, 2025.
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

Mon 1/12

10:35 am-9:35 pm

1 stop11h 00m

Austin Bergstrom

Wed 1/14

10:55 am-3:14 pm

1 stop28h 19m

$156

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Fri 1/16

10:35 am-10:34 am

1 stop23h 59m

Austin Bergstrom

Fri 1/23

11:30 am-9:40 am

1 stop22h 10m

$191

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 1/8

10:35 am-9:35 pm

1 stop11h 00m

Austin Bergstrom

Mon 1/12

4:59 pm-11:52 pm

1 stop6h 53m

$209

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Fri 1/16

4:25 pm-11:21 pm

2 stops30h 56m

Austin Bergstrom

Fri 1/23

11:30 am-9:40 am

1 stop22h 10m

$217

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Mon 1/12

10:35 am-9:35 pm

1 stop11h 00m

Austin Bergstrom

Wed 1/14

7:25 am-11:52 pm

3 stops16h 27m

$231

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 12/31

5:10 am-12:14 am

2 stops43h 04m

Austin Bergstrom

Wed 1/7

5:30 am-9:40 am

1 stop28h 10m

$255

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 12/31

2:39 pm-9:47 am

2 stops19h 08m

Austin Bergstrom

Wed 1/7

10:52 am-9:40 am

2 stops22h 48m

$337

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Fri 1/16

10:35 am-10:34 am

1 stop23h 59m

$90

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Fri 1/16

4:25 pm-11:21 pm

2 stops30h 56m

$100

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Fri 2/20

3:02 pm-12:14 am

2 stops33h 12m

$102

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 15 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
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.

Cheapflights Insights

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

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

Find hourly flight availability from San Antonio to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Austin in the morning. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight in the evening.

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 23h 59m. 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
Fredericksburg
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

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