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Cheap flights from San Antonio to Austin from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Austin departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:26 am - 8:53 pm
SAT
-
AUS
10h 27m
1 stop
Multiple Airlines Logo
6:45 am - 12:17 am
AUS
-
SAT
17h 32m
1 stop
$180Multiple Airlines
Wed, Mar 11 - Wed, Mar 18
Spirit Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
$182Spirit Airlines
Thu, Mar 12 - Thu, Mar 19
Multiple Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
Multiple Airlines Logo
6:45 am - 12:17 am
AUS
-
SAT
17h 32m
1 stop
$197Multiple Airlines
Thu, Mar 12 - Wed, Mar 18
Spirit Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
Spirit Airlines Logo
6:12 am - 9:27 am
AUS
-
SAT
27h 15m
1 stop
$204Spirit Airlines
Thu, Mar 12 - Thu, Mar 19
Spirit Airlines Logo
6:00 am - 8:53 pm
SAT
-
AUS
14h 53m
2 stops
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
$209Spirit Airlines
Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
2:13 pm - 3:16 pm
SAT
-
AUS
25h 03m
2 stops
Multiple Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
$210Multiple Airlines
Thu, Mar 12 - Thu, Mar 19
Multiple Airlines Logo
10:26 am - 8:53 pm
SAT
-
AUS
10h 27m
1 stop
Multiple Airlines Logo
11:34 am - 4:19 pm
AUS
-
SAT
28h 45m
2 stops
$215Multiple Airlines
Tue, Feb 24 - Sat, Feb 28
Spirit Airlines Logo
10:22 am - 12:21 pm
SAT
-
AUS
25h 59m
2 stops
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
$218Spirit Airlines
Tue, Mar 24 - Wed, Mar 25
Multiple Airlines Logo
10:26 am - 8:53 pm
SAT
-
AUS
10h 27m
1 stop
Multiple Airlines Logo
7:15 am - 4:19 pm
AUS
-
SAT
33h 04m
2 stops
$224Multiple Airlines
Thu, Feb 26 - Sat, Feb 28
Spirit Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
Spirit Airlines Logo
1:26 pm - 9:27 am
AUS
-
SAT
20h 01m
2 stops
$226Spirit Airlines
Thu, Mar 12 - Wed, Mar 18

Spirit Airlines flights from San Antonio to Austin

Our best Spirit Airlines deals on San Antonio to Austin flight tickets
Spirit Airlines
Mar 12
SAT10:22 amSan Antonio
14h 02m
1 stop
AUS12:24 amAustin Bergstrom
Mar 19
AUS4:59 pmAustin Bergstrom
16h 28m
1 stop
SAT9:27 amSan Antonio
$182
Spirit Airlines
Mar 12
SAT10:22 amSan Antonio
14h 02m
1 stop
AUS12:24 amAustin Bergstrom
Mar 19
AUS6:12 amAustin Bergstrom
27h 15m
1 stop
SAT9:27 amSan Antonio
$204
Spirit Airlines
Mar 11
SAT6:00 amSan Antonio
14h 53m
2 stops
AUS8:53 pmAustin Bergstrom
Mar 18
AUS4:59 pmAustin Bergstrom
16h 28m
1 stop
SAT9:27 amSan Antonio
$209

United Airlines flights from San Antonio to Austin

Our best United Airlines deals on San Antonio to Austin flight tickets
United Airlines
Feb 23
SAT4:45 pmSan Antonio
18h 35m
1 stop
AUS11:20 amAustin Bergstrom
Feb 25
AUS7:10 amAustin Bergstrom
13h 46m
1 stop
SAT8:56 pmSan Antonio
$683
United Airlines
Feb 23
SAT4:45 pmSan Antonio
18h 35m
1 stop
AUS11:20 amAustin Bergstrom
Feb 25
AUS7:10 amAustin Bergstrom
13h 46m
1 stop
SAT8:56 pmSan Antonio
$718
United Airlines
Feb 23
SAT4:45 pmSan Antonio
18h 35m
1 stop
AUS11:20 amAustin Bergstrom
Feb 25
AUS7:10 amAustin Bergstrom
13h 46m
1 stop
SAT8:56 pmSan Antonio
$773

momondo 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, momondo users made 832,500 searches. Data last updated February 12, 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

Price

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 3/11

10:26 am-8:53 pm

1 stop10h 27m

Austin Bergstrom

Wed 3/18

6:45 am-12:17 am

1 stop17h 32m

$180

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 3/12

10:22 am-12:24 am

1 stop14h 02m

Austin Bergstrom

Thu 3/19

4:59 pm-9:27 am

1 stop16h 28m

$182

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 3/12

10:22 am-12:24 am

1 stop14h 02m

Austin Bergstrom

Wed 3/18

6:45 am-12:17 am

1 stop17h 32m

$197

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 3/12

10:22 am-12:24 am

1 stop14h 02m

Austin Bergstrom

Thu 3/19

6:12 am-9:27 am

1 stop27h 15m

$204

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Wed 3/11

6:00 am-8:53 pm

2 stops14h 53m

Austin Bergstrom

Wed 3/18

4:59 pm-9:27 am

1 stop16h 28m

$209

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 3/12

2:13 pm-3:16 pm

2 stops25h 03m

Austin Bergstrom

Thu 3/19

4:59 pm-9:27 am

1 stop16h 28m

$210

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Tue 2/24

10:26 am-8:53 pm

1 stop10h 27m

Austin Bergstrom

Sat 2/28

11:34 am-4:19 pm

2 stops28h 45m

$215

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Tue 3/24

10:22 am-12:21 pm

2 stops25h 59m

Austin Bergstrom

Wed 3/25

4:59 pm-9:27 am

1 stop16h 28m

$218

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 2/26

10:26 am-8:53 pm

1 stop10h 27m

Austin Bergstrom

Sat 2/28

7:15 am-4:19 pm

2 stops33h 04m

$224

San AntonioAustin

SAT - AUS

SATAUS

San Antonio

Thu 3/12

10:22 am-12:24 am

1 stop14h 02m

Austin Bergstrom

Wed 3/18

1:26 pm-9:27 am

2 stops20h 01m

$226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from San Antonio to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Antonio to Austin Bergstrom?

Frontier and Spirit Airlines are the most popular carriers operating from San Antonio to Austin Bergstrom

When to book flights from San Antonio to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Austin (SAT to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Austin

Fastest flight time

10h 27m

Direct flights

None
The fastest flight from San Antonio to Austin takes 10h 27m
There are no direct flights from San Antonio to Austin. There are no popular flight routes from San Antonio to Austin.
Search flight deals

  • How far is San Antonio to Austin Bergstrom by plane?

    San Antonio and Austin Bergstrom are 74.2 mi apart from one another. A reasonable flight in good conditions will take 10h 27m.

  • When did momondo last update prices for flights from San Antonio Airport to Austin Bergstrom Airport?

    Prices for flights from San Antonio Airport to Austin Bergstrom Airport are updated daily.

  • How old do you have to be to fly from San Antonio Airport to Austin Bergstrom Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents you'll need for your trip to Austin Bergstrom Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Austin Bergstrom Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Austin?

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

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Austin?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Austin from San Antonio.

Can I find flights from San Antonio to Austin with flexible booking policies on momondo?

All flight searches from San Antonio to Austin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Austin?

Once all potential San Antonio to Austin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Antonio to Austin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Antonio to Austin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Austin and let you know when they change.

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