Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Austin to San Antonio from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to San Antonio departing on 5/13. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Austin to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
Spirit Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
$207Spirit Airlines
Sat, Mar 28 - Sat, Apr 4
Multiple Airlines Logo
3:30 pm - 9:30 am
AUS
-
SAT
18h 00m
2 stops
Multiple Airlines Logo
5:36 pm - 11:13 pm
SAT
-
AUS
29h 37m
1 stop
$216Multiple Airlines
Fri, Feb 27 - Tue, Mar 3
Multiple Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
Multiple Airlines Logo
6:45 am - 12:21 am
SAT
-
AUS
17h 36m
1 stop
$221Multiple Airlines
Fri, Apr 10 - Sun, Apr 12
Multiple Airlines Logo
11:34 am - 9:30 am
AUS
-
SAT
21h 56m
1 stop
Multiple Airlines Logo
1:52 pm - 8:53 pm
SAT
-
AUS
31h 01m
2 stops
$222Multiple Airlines
Fri, Feb 27 - Mon, Mar 2
Multiple Airlines Logo
8:00 am - 2:19 pm
AUS
-
SAT
6h 19m
1 stop
Multiple Airlines Logo
6:00 am - 4:21 pm
SAT
-
AUS
10h 21m
1 stop
$224Multiple Airlines
Wed, May 13 - Wed, Jun 3
Frontier Logo
10:45 pm - 12:17 am
AUS
-
SAT
25h 32m
1 stop
Frontier Logo
10:05 am - 12:16 am
SAT
-
AUS
14h 11m
1 stop
$230Frontier
Fri, Mar 20 - Mon, Mar 23
Frontier Logo
6:45 am - 12:17 am
AUS
-
SAT
17h 32m
1 stop
Frontier Logo
6:45 am - 12:16 am
SAT
-
AUS
17h 31m
1 stop
$231Frontier
Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
4:14 pm - 9:27 am
AUS
-
SAT
17h 13m
2 stops
Multiple Airlines Logo
6:45 am - 12:16 am
SAT
-
AUS
17h 31m
1 stop
$239Multiple Airlines
Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
Multiple Airlines Logo
4:36 pm - 10:05 am
SAT
-
AUS
17h 29m
2 stops
$245Multiple Airlines
Fri, Apr 10 - Sun, Apr 12
Spirit Airlines Logo
4:59 pm - 12:27 pm
AUS
-
SAT
19h 28m
2 stops
Spirit Airlines Logo
10:22 am - 12:24 am
SAT
-
AUS
14h 02m
1 stop
$248Spirit Airlines
Sat, Mar 28 - Sat, Apr 4

Spirit Airlines flights from Austin to San Antonio

Our best Spirit Airlines deals on Austin to San Antonio flight tickets
Spirit Airlines
Mar 28
AUS4:59 pmAustin Bergstrom
16h 28m
1 stop
SAT9:27 amSan Antonio
Apr 4
SAT10:22 amSan Antonio
14h 02m
1 stop
AUS12:24 amAustin Bergstrom
$207
Spirit Airlines
Mar 28
AUS4:59 pmAustin Bergstrom
19h 28m
2 stops
SAT12:27 pmSan Antonio
Apr 4
SAT10:22 amSan Antonio
14h 02m
1 stop
AUS12:24 amAustin Bergstrom
$248
Spirit Airlines
Feb 27
AUS11:34 amAustin Bergstrom
21h 56m
1 stop
SAT9:30 amSan Antonio
Mar 2
SAT10:26 amSan Antonio
10h 27m
1 stop
AUS8:53 pmAustin Bergstrom
$250

Frontier flights from Austin to San Antonio

Our best Frontier deals on Austin to San Antonio flight tickets
Frontier
Mar 20
AUS10:45 pmAustin Bergstrom
25h 32m
1 stop
SAT12:17 amSan Antonio
Mar 23
SAT10:05 amSan Antonio
14h 11m
1 stop
AUS12:16 amAustin Bergstrom
$230
Frontier
Mar 11
AUS6:45 amAustin Bergstrom
17h 32m
1 stop
SAT12:17 amSan Antonio
Mar 18
SAT6:45 amSan Antonio
17h 31m
1 stop
AUS12:16 amAustin Bergstrom
$231
Frontier
Feb 20
AUS10:16 amAustin Bergstrom
9h 21m
1 stop
SAT7:37 pmSan Antonio
Feb 24
SAT5:36 pmSan Antonio
29h 37m
1 stop
AUS11:13 pmAustin Bergstrom
$296

momondo 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, momondo users made 832,500 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Austin to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Sat 3/28

4:59 pm-9:27 am

1 stop16h 28m

San Antonio

Sat 4/4

10:22 am-12:24 am

1 stop14h 02m

$207

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 2/27

3:30 pm-9:30 am

2 stops18h 00m

San Antonio

Tue 3/3

5:36 pm-11:13 pm

1 stop29h 37m

$216

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 4/10

4:59 pm-9:27 am

1 stop16h 28m

San Antonio

Sun 4/12

6:45 am-12:21 am

1 stop17h 36m

$221

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 2/27

11:34 am-9:30 am

1 stop21h 56m

San Antonio

Mon 3/2

1:52 pm-8:53 pm

2 stops31h 01m

$222

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Wed 5/13

8:00 am-2:19 pm

1 stop6h 19m

San Antonio

Wed 6/3

6:00 am-4:21 pm

1 stop10h 21m

$224

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 3/20

10:45 pm-12:17 am

1 stop25h 32m

San Antonio

Mon 3/23

10:05 am-12:16 am

1 stop14h 11m

$230

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Wed 3/11

6:45 am-12:17 am

1 stop17h 32m

San Antonio

Wed 3/18

6:45 am-12:16 am

1 stop17h 31m

$231

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Wed 3/11

4:14 pm-9:27 am

2 stops17h 13m

San Antonio

Wed 3/18

6:45 am-12:16 am

1 stop17h 31m

$239

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Fri 4/10

4:59 pm-9:27 am

1 stop16h 28m

San Antonio

Sun 4/12

4:36 pm-10:05 am

2 stops17h 29m

$245

AustinSan Antonio

AUS - SAT

AUSSAT

Austin Bergstrom

Sat 3/28

4:59 pm-12:27 pm

2 stops19h 28m

San Antonio

Sat 4/4

10:22 am-12:24 am

1 stop14h 02m

$248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Spirit Airlines 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

Fastest flight time

6h 19m

Direct flights

None
The fastest flight from Austin to San Antonio takes 6h 19m
There are no direct flights from Austin to San Antonio. There are no popular flight routes from Austin to San Antonio.
Search flight deals

  • 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 6h 19m, 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
Boerne
Pleasanton
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.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 3/16
Mon 3/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States