Cheap flights from San Antonio to Austin

Flights overview

Useful information for finding cheap flights from San Antonio to Austin and booking your next trip
Cheapest round-trip flights $347
Southwest 1 stop 6 hr Thu, Jun 4 — Sun, Jun 7
The cheapest round-trip flight from San Antonio to Austin is currently $347
Cheapest one-way flight $174
Southwest 1 stop 3 hr Wed, Jun 3
The cheapest one-way flight from San Antonio to Austin is currently $174
Last-minute weekend getaway $637
Southwest 1 stop 4 hr Sat, May 9 — Sun, May 10
The cheapest last-minute weekend getaway from San Antonio to Austin is currently $637
Cheapest business class flights $919
American 1 stop 7 hr Thu, May 28 — Mon, Jun 1
The cheapest business class round-trip flight from San Antonio to Austin is currently $919
Fastest flight 2 hr 40 min The fastest flight with stops from San Antonio to Austin takes 2 hr 40 min
Nonstop flights None There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from San Antonio to Austin is typically September. The most expensive month to fly is typically February.
September
Cheapest
Typical prices: $145–270
February
Most expensive
Typical prices: $385–620

Popular airlines from San Antonio to Austin

  • Southwest
    from $347
    Typical price: $320–650
    818 weekly connecting flights
    SAT - AUS Every day
  • American
    from $432
    Typical price: $340–710
    783 weekly connecting flights
    SAT - AUS Every day
  • United
    from $485
    Typical price: $350–750
    339 weekly connecting flights
    SAT - AUS Every day
  • Alaska
    from $803
    Typical price: $460–1,250
    21 weekly connecting flights
    SAT - AUS Every day
  • Frontier
    Typical price: $140–330
    12 weekly connecting flights
    SAT - AUS Every day
  • Spirit
    1 weekly connecting flight
    SAT - AUS Every Sat

Popular airports near San Antonio

  • San Antonio International Airport (SAT)
    San Antonio United States 19 min 7 mi
  • Austin-Bergstrom International Airport (AUS)
    Austin United States 1 hr 21 min 72 mi
  • George Bush Intercontinental Airport (IAH)
    Houston United States 3 hr 9 min 193 mi
  • William P. Hobby Airport (HOU)
    Houston United States 3 hr 14 min 193 mi

Popular airports near Austin

  • Austin-Bergstrom International Airport (AUS)
    Austin United States 24 min 6 mi
  • Dallas Fort Worth International Airport (DFW)
    Dallas United States 3 hr 14 min 186 mi
  • George Bush Intercontinental Airport (IAH)
    Houston United States 2 hr 44 min 144 mi
  • San Antonio International Airport (SAT)
    San Antonio United States 1 hr 16 min 66 mi

Frequently asked questions about flying from San Antonio to Austin

The cheapest flights from San Antonio to Austin are usually in September. Typical ticket prices in September range from $145 to $270.
The cheapest round-trip flight from San Antonio to Austin recently found on Google Flights was with Southwest from $347. The cheapest one-way flight was with Southwest from $174.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Antonio to Austin is $347, flying from Jun 4 to Jun 7.
  • The cheapest American flight from San Antonio to Austin is $432, flying from Jun 6 to Jun 8.
  • The cheapest United flight from San Antonio to Austin is $485, flying from May 28 to Jun 1.
  • The cheapest Alaska flight from San Antonio to Austin is $803, flying from Jul 25 to Jul 26.
The cheapest round-trip flight from San Antonio to Austin starts at $347 from Thu, Jun 4 to Sun, Jun 7. The cheapest one-way flight starts at $174 and departs on Wed, Jun 3.
2 hr 40 min is the shortest flight time from San Antonio to Austin.
Austin has mild winters and very hot, humid summers that make some outdoor activities inadvisable. Most visitors arrive Mar–Sep. Spring sees crowds for the South by Southwest (SXSW) music and film festival (Mar) and the blooming of the bluebonnet (mid-Mar–mid Apr), which is the Texas state flower. Hotels are especially crowded during college graduation weekends (May). Fall's popular events are the Austin City Limits music festival (Sep), college football season (Sep–Nov) and the Austin Film Festival (Oct).
It's easy to use Google Flights to find the cheapest days to fly from San Antonio to Austin.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from San Antonio to Austin really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Antonio to Austin.

In terms of flights, Southwest is the most popular. Southwest offers 818 connecting flights per week. Southwest flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .

Other popular airlines flying from San Antonio to Austin are:
  • American offers 783 connecting flights per week. American flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .
  • United offers 339 connecting flights per week. United flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .
  • Alaska offers 21 connecting flights per week. Alaska flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .
  • Frontier offers 12 connecting flights per week. Frontier flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .
  • Spirit offers 1 connecting flights per week. Spirit flies from San Antonio International Airport (SAT) to Austin-Bergstrom International Airport (AUS) .
The number of connecting flights refers to distinct flights with at least one stop between San Antonio and Austin.
The cheapest round-trip flight from San Antonio to Austin recently found on Google Flights was with Southwest from $347. The cheapest one-way flight was with Southwest from $174.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Antonio to Austin is $347, flying from Jun 4 to Jun 7.
  • The cheapest American flight from San Antonio to Austin is $432, flying from Jun 6 to Jun 8.
  • The cheapest United flight from San Antonio to Austin is $485, flying from May 28 to Jun 1.
  • The cheapest Alaska flight from San Antonio to Austin is $803, flying from Jul 25 to Jul 26.
No airline flies direct from San Antonio to Austin.
  • There are 818 Southwest connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 783 American connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 339 United connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 21 Alaska connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 12 Frontier connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 1 Spirit connecting flights from San Antonio to Austin per week. Flights are available on Saturday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between San Antonio and Austin at price $637 is offered by Southwest from Sat, May 9 to Sun, May 10.
No airline flies direct from San Antonio to Austin.
  • There are 818 Southwest connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 783 American connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 339 United connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 21 Alaska connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 12 Frontier connecting flights from San Antonio to Austin per week. Flights are available every day.
  • There are 1 Spirit connecting flights from San Antonio to Austin per week. Flights are available on Saturday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are no direct flights from San Antonio to Austin.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Antonio to Austin, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between San Antonio and Austin start at $919 from Thu, May 28 to Mon, Jun 1 with American.
The cheapest economy class round-trip flights between San Antonio and Austin start at $347 from Thu, Jun 4 to Sun, Jun 7.
To book business class trips from San Antonio to Austin, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between San Antonio and Austin starts at $637 from Sat, May 9 to Sun, May 10 with Southwest.
The cheapest last-minute deal between San Antonio and Austin at price $637 is offered by Southwest from Sat, May 9 to Sun, May 10.
To find last-minute flight deals from San Antonio to Austin, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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