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Cheap flights from Austin to San Antonio from $125

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Austin to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:21 pm - 7:25 pmAUS  Austin Bergstrom-SAT San Antonio
23h 04m1 stop Denver Intl
Frontier Logo
8:20 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
23h 06m1 stop Denver Intl
$227Frontier
Mon, Nov 9 - Mon, Nov 16
Frontier Logo
8:21 pm - 7:14 pmAUS  Austin Bergstrom-SAT San Antonio
22h 53m1 stop Denver Intl
Frontier Logo
8:20 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
23h 06m1 stop Denver Intl
$251Frontier
Thu, Nov 12 - Mon, Nov 16
Frontier Logo
8:21 pm - 7:25 pmAUS  Austin Bergstrom-SAT San Antonio
23h 04m1 stop Denver Intl
Frontier Logo
10:13 am - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
33h 13m2 stops Orlando Denver Intl
$272Frontier
Mon, Nov 9 - Mon, Nov 16
Frontier Logo
8:21 pm - 7:26 pmAUS  Austin Bergstrom-SAT San Antonio
23h 05m1 stop Denver Intl
Frontier Logo
8:11 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
23h 15m1 stop Denver Intl
$277Frontier
Fri, Oct 23 - Fri, Oct 30
Frontier Logo
8:21 pm - 7:14 pmAUS  Austin Bergstrom-SAT San Antonio
22h 53m1 stop Denver Intl
Frontier Logo
10:29 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
20h 57m2 stops Las Vegas Harry Reid Intl Denver Intl
$300Frontier
Thu, Nov 12 - Mon, Nov 16
Frontier Logo
10:52 am - 7:26 pmAUS  Austin Bergstrom-SAT San Antonio
32h 34m2 stops Orlando Denver Intl
Frontier Logo
8:11 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
23h 15m1 stop Denver Intl
$304Frontier
Fri, Oct 23 - Fri, Oct 30
Frontier Logo
8:21 pm - 7:25 pmAUS  Austin Bergstrom-SAT San Antonio
23h 04m1 stop Denver Intl
Frontier Logo
8:20 pm - 1:54 pmSAT  San Antonio-AUS Austin Bergstrom
17h 34m2 stops Denver Intl Atlanta Hartsfield-Jackson
$307Frontier
Wed, Nov 11 - Wed, Nov 18
Frontier Logo
1:08 pm - 7:25 pmAUS  Austin Bergstrom-SAT San Antonio
30h 17m2 stops Las Vegas Harry Reid Intl Denver Intl
Frontier Logo
10:29 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
20h 57m2 stops Las Vegas Harry Reid Intl Denver Intl
$315Frontier
Mon, Nov 9 - Mon, Nov 16
Frontier Logo
8:21 pm - 7:25 pmAUS  Austin Bergstrom-SAT San Antonio
23h 04m1 stop Denver Intl
Frontier Logo
8:20 pm - 7:26 pmSAT  San Antonio-AUS Austin Bergstrom
23h 06m1 stop Denver Intl
$318Frontier
Wed, Nov 11 - Wed, Nov 18
Frontier Logo
8:21 pm - 9:34 pmAUS  Austin Bergstrom-SAT San Antonio
25h 13m2 stops Denver Intl Las Vegas Harry Reid Intl
Frontier Logo
8:20 pm - 1:54 pmSAT  San Antonio-AUS Austin Bergstrom
17h 34m2 stops Denver Intl Atlanta Hartsfield-Jackson
$332Frontier
Wed, Nov 11 - Wed, Nov 18

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Frontier flights from Austin to San Antonio

Our best Frontier deals on Austin to San Antonio flight tickets
Frontier
Nov 9
AUS8:21 pmAustin Bergstrom
23h 04m
1 stop
SAT7:25 pmSan Antonio
Nov 16
SAT8:20 pmSan Antonio
23h 06m
1 stop
AUS7:26 pmAustin Bergstrom
$227
Frontier
Nov 12
AUS8:21 pmAustin Bergstrom
22h 53m
1 stop
SAT7:14 pmSan Antonio
Nov 16
SAT8:20 pmSan Antonio
23h 06m
1 stop
AUS7:26 pmAustin Bergstrom
$251
Frontier
Nov 9
AUS8:21 pmAustin Bergstrom
23h 04m
1 stop
SAT7:25 pmSan Antonio
Nov 16
SAT10:13 amSan Antonio
33h 13m
2 stops
AUS7:26 pmAustin Bergstrom
$272

Southwest flights from Austin to San Antonio

Our best Southwest deals on Austin to San Antonio flight tickets
Southwest
Oct 10
AUS11:25 amAustin Bergstrom
5h 35m
1 stop
SAT5:00 pmSan Antonio
Oct 12
SAT5:25 amSan Antonio
3h 05m
1 stop
AUS8:30 amAustin Bergstrom
$351
Southwest
Oct 10
AUS5:35 amAustin Bergstrom
3h 30m
1 stop
SAT9:05 amSan Antonio
Oct 12
SAT6:10 amSan Antonio
5h 40m
2 stops
AUS11:50 amAustin Bergstrom
$356
Southwest
Oct 10
AUS2:05 pmAustin Bergstrom
6h 55m
2 stops
SAT9:00 pmSan Antonio
Oct 12
SAT5:25 amSan Antonio
5h 30m
2 stops
AUS10:55 amAustin Bergstrom
$361

momondo Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Mon 11/9

8:21 pm-7:25 pm

1 stop23h 04m

San Antonio

Mon 11/16

8:20 pm-7:26 pm

1 stop23h 06m

$227

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Thu 11/12

8:21 pm-7:14 pm

1 stop22h 53m

San Antonio

Mon 11/16

8:20 pm-7:26 pm

1 stop23h 06m

$251

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Mon 11/9

8:21 pm-7:25 pm

1 stop23h 04m

San Antonio

Mon 11/16

10:13 am-7:26 pm

2 stops33h 13m

$272

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Fri 10/23

8:21 pm-7:26 pm

1 stop23h 05m

San Antonio

Fri 10/30

8:11 pm-7:26 pm

1 stop23h 15m

$277

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Thu 11/12

8:21 pm-7:14 pm

1 stop22h 53m

San Antonio

Mon 11/16

10:29 pm-7:26 pm

2 stops20h 57m

$300

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Fri 10/23

10:52 am-7:26 pm

2 stops32h 34m

San Antonio

Fri 10/30

8:11 pm-7:26 pm

1 stop23h 15m

$304
Quickest round-trip

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Wed 11/11

8:21 pm-7:25 pm

1 stop23h 04m

San Antonio

Wed 11/18

8:20 pm-1:54 pm

2 stops17h 34m

$307

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Mon 11/9

1:08 pm-7:25 pm

2 stops30h 17m

San Antonio

Mon 11/16

10:29 pm-7:26 pm

2 stops20h 57m

$315

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Wed 11/11

8:21 pm-7:25 pm

1 stop23h 04m

San Antonio

Wed 11/18

8:20 pm-7:26 pm

1 stop23h 06m

$318

AustinSan Antonio

AUS Austin Bergstrom - SAT San Antonio

AUSSAT

Austin Bergstrom

Wed 11/11

8:21 pm-9:34 pm

2 stops25h 13m

San Antonio

Wed 11/18

8:20 pm-1:54 pm

2 stops17h 34m

$332

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 San Antonio from

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

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 Austin Bergstrom to San Antonio?

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

When to book flights from Austin to San Antonio

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

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

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

Best Price Found

$125

Fastest flight time

2h 50m

Direct flights

None
The best one-way flight to San Antonio from Austin in the past 72 hours is $125. The best round-trip flight deal from Austin to San Antonio found on momondo in the last 72 hours is $227.
The fastest flight from Austin to San Antonio takes 2h 50m
There are no direct flights from Austin to San Antonio. There are no popular flight routes from Austin to San Antonio.
Search flight deals

Frequently asked questions about flying from Austin to San Antonio

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

    There are 74.2 mi between Austin Bergstrom and San Antonio. Flights usually cover this in 2h 50m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Antonio?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Austin to San Antonio. momondo saves you time and could save you money on your trip.

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

Flights from Austin to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Austin and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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