$60 Cheap flights from Lambert-St. Louis Intl. to Austin-Bergstrom Intl. (STL to AUS)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Austin-Bergstrom Intl.

Amazing STL to AUS Flight Deals

The cheapest flights to Austin-Bergstrom Intl. found within the past 7 days were $118 round trip and $60 one way. Prices and availability subject to change. Additional terms may apply.

Sat, May 18 - Sun, May 19
STL
St. Louis
AUS
Austin
$118 Roundtrip, found 5 days ago
$118
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, May 18 from St. Louis to Austin, returning Sun, May 19, priced at $118 found 5 days ago
Wed, Apr 24 - Mon, May 6
STL
St. Louis
AUS
Austin
$133 Roundtrip, found 3 days ago
$133
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Apr 24 from St. Louis to Austin, returning Mon, May 6, priced at $133 found 3 days ago
Sat, May 18 - Mon, May 20
STL
St. Louis
AUS
Austin
$134 Roundtrip, found 5 hours ago
$134
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, May 18 from St. Louis to Austin, returning Mon, May 20, priced at $134 found 5 hours ago
Fri, May 17 - Mon, May 20
STL
St. Louis
AUS
Austin
$138 Roundtrip, found 2 days ago
$138
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 17 from St. Louis to Austin, returning Mon, May 20, priced at $138 found 2 days ago
Wed, Apr 24 - Fri, May 3
STL
St. Louis
AUS
Austin
$143 Roundtrip, found 3 days ago
$143
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Apr 24 from St. Louis to Austin, returning Fri, May 3, priced at $143 found 3 days ago
Wed, May 15 - Sun, May 19
STL
St. Louis
AUS
Austin
$144 Roundtrip, found 1 day ago
$144
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, May 15 from St. Louis to Austin, returning Sun, May 19, priced at $144 found 1 day ago
Fri, May 17 - Sun, May 19
STL
St. Louis
AUS
Austin
$147 Roundtrip, found 3 hours ago
$147
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 17 from St. Louis to Austin, returning Sun, May 19, priced at $147 found 3 hours ago
Thu, May 16 - Sun, May 19
STL
St. Louis
AUS
Austin
$158 Roundtrip, just found
$158
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 16 from St. Louis to Austin, returning Sun, May 19, priced at $158 just found
Wed, Apr 24 - Sun, May 12
STL
St. Louis
AUS
Austin
$163 Roundtrip, found 3 days ago
$163
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Apr 24 from St. Louis to Austin, returning Sun, May 12, priced at $163 found 3 days ago
Tue, Jun 4 - Tue, Jun 18
STL
St. Louis
AUS
Austin
$170 Roundtrip, found 2 days ago
$170
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Jun 4 from St. Louis to Austin, returning Tue, Jun 18, priced at $170 found 2 days ago

Frequently asked questions

Are there direct flights from STL to Austin--Bergstrom International Airport?
Your next unforgettable adventure is on the opposite side of just one flight. You can travel direct from STL to Austin-Bergstrom Intl. Airport (AUS) with multiple airlines, including Southwest Airlines and American Airlines.
How long is the flight from Lambert-St. Louis Intl. Airport (STL) to Austin-Bergstrom Intl. Airport (AUS)?
If you were hoping to squeeze in a good sleep during your St. Louis to Austin flight, you’ll have to rethink those plans. The typical flight time between Lambert-St. Louis Intl. Airport (STL) and Austin–Bergstrom International Airport is only 2 hours and 5 minutes — just enough to get comfortable and unwind for a little while.
What is the flight distance from STL to AUS?
There’s a flight distance of 720 mi between St. Louis Lambert International Airport and Austin–Bergstrom International Airport. Make the most of your short plane journey to write down all the popular sightseeing places you plan to visit and how you’re going to get there. A well-thought-out itinerary is key to having a wonderful vacation.
What airlines fly from Lambert Field to Austin--Bergstrom International Airport?
There are several airlines that advertise direct flights from Lambert-St. Louis Intl. Airport (STL) to Austin-Bergstrom Intl. Airport (AUS). Southwest Airlines (WN) is one of the most reputable, and operates roughly 60 flights every month. You may want to also check out the deals available through American Airlines (AA). Another popular airline, it operates 34 flights monthly on the St. Louis to Austin route. Compare the two airlines to pick up the best fare.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Austin-Bergstrom Intl.
Shortest Flight Time
2 hours 0 mins
Earliest Departure Time
10:15AM CDT
Latest Departure Time
2:55PM CDT
Lowest Flight Price
$118

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Austin-Bergstrom International Airport


Origin:
STL - Lambert-St. Louis International Airport
Destination:
AUS - Austin-Bergstrom International Airport
Distance:
725.00 miles


Airlines & Aircraft Used on STL to AUS Flight Routes


Airline Carrier
Aircraft
American Airlines
Pilatus Britten-Norman BN-2A/B Islander
United Airlines
Airbus A319
United Airlines
Airbus A320-100/200

Discover our best flights from St. Louis STL to Austin AUS. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to Austin AUS at the right price  

Airfares to Austin AUS from St. Louis STL currently cost between $118 and $170. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from St. Louis STL to Austin AUS 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Austin AUS on Travelocity starting at $60. Prices and availability subject to change. Additional terms may apply. 

 

Get to Austin AUS from St. Louis STL quicker with direct flights. 

Get to Austin faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to AUS from STL to take around 2 hour(s) 0 min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to Austin AUS

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to AUS from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to Austin AUS today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from St. Louis STL to Austin AUS. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Austin AUS from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to AUS from STL have this option.  

 

Travel with confidence when you book flights to Austin AUS from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.