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 12/14. 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
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$195
Spirit Airlines
Thu 1/8Sun 1/11
AUS - SAT • 1 stop
Cheapest one-way
$110
Spirit Airlines
Sun 12/14
AUS - SAT • 1 stop
Start a new search
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

Thu, Jan 8 - Sun, Jan 11
Spirit Airlines Logo
4:59 pm - 11:52 pmAUS-SAT
6h 53m1 stop
Spirit Airlines Logo
10:35 am - 9:35 pmSAT-AUS
11h 00m1 stop
$195Spirit Airlines
Find Deal
Fri, Dec 12 - Mon, Dec 15
Multiple Airlines Logo
5:30 am - 11:26 pmAUS-SAT
17h 56m1 stop
Multiple Airlines Logo
12:03 pm - 8:00 pmSAT-AUS
7h 57m1 stop
$237Multiple Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 16
Multiple Airlines Logo
5:30 am - 11:26 pmAUS-SAT
17h 56m1 stop
Multiple Airlines Logo
6:10 pm - 11:12 pmSAT-AUS
29h 02m2 stops
$253Multiple Airlines
Find Deal
Fri, Dec 12 - Mon, Dec 15
Frontier Logo
8:38 pm - 9:30 amAUS-SAT
36h 52m2 stops
Frontier Logo
12:03 pm - 8:00 pmSAT-AUS
7h 57m1 stop
$258Frontier
Find Deal
Wed, Dec 17 - Thu, Dec 25
Frontier Logo
6:55 am - 9:23 amAUS-SAT
26h 28m2 stops
Frontier Logo
6:45 am - 12:14 amSAT-AUS
17h 29m1 stop
$268Frontier
Find Deal
Fri, Dec 12 - Mon, Dec 15
Spirit Airlines Logo
5:30 am - 11:26 pmAUS-SAT
17h 56m1 stop
Spirit Airlines Logo
6:10 pm - 10:21 pmSAT-AUS
28h 11m3 stops
$282Spirit Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 16
Multiple Airlines Logo
5:30 am - 11:26 pmAUS-SAT
17h 56m1 stop
Multiple Airlines Logo
6:10 pm - 11:12 pmSAT-AUS
29h 02m2 stops
$292Multiple Airlines
Find Deal
Wed, Dec 17 - Thu, Dec 25
Spirit Airlines Logo
5:30 am - 5:35 amAUS-SAT
24h 05m3 stops
Spirit Airlines Logo
11:30 am - 12:58 amSAT-AUS
13h 28m1 stop
$315Spirit Airlines
Find Deal
Wed, Dec 17 - Thu, Dec 25
Spirit Airlines Logo
5:30 am - 5:35 amAUS-SAT
24h 05m3 stops
Spirit Airlines Logo
12:45 pm - 12:58 amSAT-AUS
12h 13m2 stops
$341Spirit Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 16
Spirit Airlines Logo
5:30 am - 11:26 pmAUS-SAT
17h 56m1 stop
Spirit Airlines Logo
6:10 pm - 9:45 pmSAT-AUS
27h 35m3 stops
$347Spirit Airlines
Find Deal
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.

What’s the cheapest day of the week to fly from Austin to San Antonio?

The average price of all round-trip flights from Austin to San Antonio clicked on KAYAK for each day over the last 12 months.

When flying from Austin to San Antonio, you should consider leaving on a Wednesday and avoid Sundays if you are looking for the best rates. For your return to Austin, you’ll find the best rates on Tuesdays and the most expensive ones on Saturdays.

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 $195 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)