AUS - SAT

$110 Find Cheap Flights from Austin to San Antonio

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Austin to San Antonio departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Austin to San Antonio, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Austin to San Antonio, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$209
Frontier
Sat 3/21Wed 3/25
AUS - SAT • 1 stop
Cheapest one-way
$110
Spirit Airlines
Sat 4/4
AUS - SAT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Austin and San Antonio. You'll need at least 1 connection.
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Top layover airports
Dallas (DFW)
Cheapest • Avg $770 (round-trip)
Houston (IAH)
Shortest trip • 3h 21m (one-way)
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Antonio!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Austin to San Antonio (AUS-SAT)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Austin to San Antonio that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Austin to San Antonio

Sat, Mar 21 - Wed, Mar 25
Frontier Logo
10:45 pm - 9:06 am
AUS
-
SAT
10h 21m
1 stop
Frontier Logo
6:45 am - 9:50 pm
SAT
-
AUS
15h 05m
1 stop
$209Frontier
Thu, Apr 2 - Sat, Apr 4
Multiple Airlines Logo
6:12 am - 9:27 am
AUS
-
SAT
27h 15m
1 stop
Multiple Airlines Logo
6:45 am - 12:21 am
SAT
-
AUS
17h 36m
1 stop
$220Multiple Airlines
Wed, Apr 1 - Sat, Apr 4
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
$221Spirit Airlines
Sat, Apr 4 - Sat, Apr 11
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
Spirit Airlines Logo
10:22 am - 12:42 am
SAT
-
AUS
14h 20m
1 stop
$224Spirit Airlines
Fri, Apr 17 - Sun, Apr 19
Multiple Airlines Logo
6:00 am - 11:51 pm
AUS
-
SAT
17h 51m
1 stop
Multiple Airlines Logo
2:59 pm - 10:05 am
SAT
-
AUS
19h 06m
1 stop
$245Multiple Airlines
Sun, Apr 5 - Sun, Apr 12
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
$256Multiple Airlines
Sat, Apr 4 - Sat, Apr 11
Spirit Airlines Logo
4:59 pm - 9:27 am
AUS
-
SAT
16h 28m
1 stop
Spirit Airlines Logo
1:22 pm - 12:42 am
SAT
-
AUS
11h 20m
2 stops
$257Spirit Airlines
Thu, Apr 9 - Sun, Apr 12
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
$258Spirit Airlines
Wed, Apr 1 - Sat, Apr 4
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
$262Spirit Airlines
Fri, Apr 17 - Sun, Apr 19
Multiple Airlines Logo
8:39 pm - 1:17 pm
AUS
-
SAT
16h 38m
2 stops
Multiple Airlines Logo
2:59 pm - 10:05 am
SAT
-
AUS
19h 06m
1 stop
$274Multiple Airlines
Booking Insights

KAYAK's insights & trends for Austin to San Antonio flights

Get data-powered insights and trends into flights from Austin to San Antonio to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Austin to San Antonio?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Austin to San Antonio were found on Frontier ($209) and Spirit Airlines ($221).

Find deals

Good to know

Cheapest flight$110
Flight from Austin to San Antonio

When to book flights from Austin to San Antonio

Are your dates flexible? Find out the best times to travel from Austin to San Antonio based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Austin to San Antonio

  • What is the cheapest flight from Austin to San Antonio?

    In the last 3 days, the lowest price for a flight from Austin to San Antonio was $110 for a one-way ticket and $209 for a round-trip.

  • Do I need a passport to fly between Austin and San Antonio?

    No, a passport isn't needed to fly from Austin to San Antonio. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Austin to San Antonio?

    Austin airport is called Austin Bergstrom and the only airport in San Antonio is San Antonio.

  • Which aircraft models fly most regularly from Austin to San Antonio?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Austin to San Antonio?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Austin to San Antonio.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Austin to San Antonio?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Austin is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Austin to San Antonio?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Austin with another airline. Booking your flights between Austin and SAT can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Austin to San Antonio?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Austin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

Austin (AUS)
San Antonio (SAT)