$117 Find cheap flights from San Antonio to Austin
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Antonio to Austin departing on 10/5. 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.
Round-trip
1 adult
Economy
0 bags
Sun 6/2
Sun 6/9
Search hundreds of travel sites at once for deals on flights to Austin
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Antonio to Austin, as well as popular online travel agencies
...and more
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Antonio to Austin, as well as popular online travel agencies
In the last 7 days travelers have searched 43,693,958 times on KAYAK, and here is why:
Save 22% or moreCompare multiple travel sites with one search.
Filter your dealsChoose cabin class, free Wi-Fi and more.
Bundle and saveSave money when you bundle your flight + hotel.
Cheap flight deals from San Antonio to Austin (SAT-AUS)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Antonio to Austin 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 and deals for you by selecting your travel dates.
Flights from San Antonio to Austin - Travel Insights & Trends
Get data-powered insights and trends into flights from San Antonio to Austin to help you find the cheapest flights, the best time to fly and much more.
Which airlines provide the cheapest flights from San Antonio to Austin?
The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from San Antonio to Austin found by KAYAK users in the last 72 hours was for $147 on Spirit Airlines, followed by United Airlines ($332). One-way flight deals have also been found from as low as $117 on American Airlines and from $315 on United Airlines.
Are your dates flexible? Find out the best times to travel from San Antonio to Austin 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 San Antonio to Austin
What is the cheapest flight from San Antonio to Austin?
In the last 3 days, the lowest price for a flight from San Antonio to Austin was $117 for a one-way ticket and $147 for a round-trip.
Do I need a passport to fly between San Antonio and Austin?
No
Which airports will I be using when flying from San Antonio to Austin?
San Antonio and Austin are both served by 1 main airport. You will leave San Antonio from San Antonio and will be arriving at Austin Bergstrom.
Which aircraft models fly most regularly from San Antonio to Austin?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from San Antonio to Austin?
oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between San Antonio and Austin, with SkyTeam being the most commonly used for this route.
How does KAYAK find such low prices on flights from San Antonio to Austin?
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 San Antonio to Austin.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Antonio to Austin?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Austin from San Antonio 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 San Antonio to Austin?
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 Austin with an airline and back to San Antonio with another airline. Booking your flights between San Antonio and AUS 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 San Antonio to Austin?
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 Austin from San Antonio up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Book cheap flights from San Antonio to Austin
Recent one-way flight deals
Only flying one-way? Below are some of the best one-way flight deals from San Antonio to Austin found on KAYAK in the last 72 hours.