$81 Cheap Flights from St. Louis (STL) to Austin (AUS)

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Cheap Flights from St. Louis to Austin (STL-AUS)

Prices were available within the past 7 days and start at $81 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Frontier Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
Delta
Flights from St. Louis (STL) to Austin (AUS)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$144
Distance
721 mi

St. Louis to Austin Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from St. Louis to Austin offer the perfect respite. Not only does exploring Austin provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from St. Louis to Austin may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from STL to AUS today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Austin are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Austin more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Austin is $81 now!

Frequently asked questions

How much is a one-way flight from Lambert-St. Louis Intl. Airport (STL) to Austin-Bergstrom Intl. Airport (AUS)?
Prepare to pack your bags, because one-way St. Louis flights to Austin start from $81. This info is based on the cheapest fare found on Expedia for this journey departing in the next three months. This airfare is for an Frontier Airlines flight, departing from Lambert Field on June 4 2024 and arriving at AUS. The price of this airfare was last updated on May 31 2024 and has not changed since.
Is it cheaper to buy a plane ticket from St. Louis Lambert International Airport to AUS last minute?
Being the spontaneous type is a great way to see the world, but it’s not necessarily the best way to pick up a bargain plane ticket. Think about booking your St. Louis Lambert International Airport to Austin–Bergstrom International Airport trip in advance rather than leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave all that spontaneity for when you’re exploring Austin–Bergstrom International Airport!
What is the cheapest airline flying from Lambert Field to AUS in the next 90 days?
The cheapest carrier flying from St. Louis to Austin found on Expedia is Frontier Airlines, which has fares starting from $81. This price is based on fares found on Expedia with a departure date within the next 90 days. The flight sets off from STL on June 4 2024 and touches down at Austin-Bergstrom Intl. Airport (AUS). Pricing information was updated on May 31 2024 and has not changed since.
What's the cheapest price for a flight from Lambert-St. Louis Intl. Airport (STL) to AUS next month?
You can grab a one-way flight from St. Louis to Austin for $81. This is the most affordable ticket price for this trip departing in the next month. It’s an Frontier Airlines flight taking off from STL on June 4 2024 and landing at AUS. The pricing information was accurate as of May 23 2024 and has not changed since. It was found after searching all available flights on Expedia within the next 30 days.
What airports do you fly into for Austin from Central United States?
Austin-Bergstrom Intl. Airport (AUS), Killeen-Fort Hood Regional Airport (GRK) and Skylark Field Airport (ILE) are your options when heading off from Central United States to Austin. Approximately 6 mi southeast of central Austin, Austin-Bergstrom Intl. Airport (AUS) is the city’s major hub. Take into account things such as flight arrival and departure times and the distance to your hotel before settling on an airport. University of Texas at Austin and Zilker Park are a couple of amazing attractions to visit when you get to your destination.
Can I change the date of my flight from St. Louis Lambert International Airport to Austin-Bergstrom Intl. Airport (AUS)?
Expedia makes it easy to make amendments to your Lambert-St. Louis Intl. Airport (STL) to Austin–Bergstrom International Airport trip yourself. Just log in to the Expedia Trips portal and select “change flight.” Look around for new flights and lock in the one that works with your new plans. You’ll see an estimate of any flight change costs. Alternatively, use our Customer Service portal to connect with our Virtual Agent and get answers to your questions.
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