Flights from St. Louis to Austin

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$177 Roundtrip, found 2 days ago

$177

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $177 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$181 Roundtrip, found 2 days ago

$181

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $181 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$184 Roundtrip, found 2 days ago

$184

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $184 found 2 days ago

Tue, Sep 30 - Tue, Oct 7

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$187 Roundtrip, found 2 days ago

$187

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Tue, Oct 7, priced at $187 found 2 days ago

Tue, Sep 30 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$189 Roundtrip, found 2 days ago

$189

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Fri, Oct 3, priced at $189 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$191 Roundtrip, found 2 days ago

$191

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $191 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$219 Roundtrip, found 2 days ago

$219

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $219 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$222 Roundtrip, found 2 days ago

$222

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $222 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$229 Roundtrip, found 2 days ago

$229

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $229 found 2 days ago

Fri, Oct 3 - Sun, Oct 5

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$230 Roundtrip, found 2 days ago

$230

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Oct 3 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Sun, Oct 5, priced at $230 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$244 Roundtrip, found 2 days ago

$244

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $244 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$247 Roundtrip, found 2 days ago

$247

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $247 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$250 Roundtrip, found 2 days ago

$250

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $250 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$251 Roundtrip, found 2 days ago

$251

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $251 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$254 Roundtrip, found 2 days ago

$254

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $254 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$257 Roundtrip, found 2 days ago

$257

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $257 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$261 Roundtrip, found 2 days ago

$261

Roundtrip

found 2 days ago

Select United flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $261 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$264 Roundtrip, found 2 days ago

$264

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $264 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$267 Roundtrip, found 2 days ago

$267

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $267 found 2 days ago

Thu, Oct 2 - Mon, Oct 6

STL

Lambert-St. Louis Intl.

AUS

Austin-Bergstrom Intl.

$276 Roundtrip, found 2 days ago

$276

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 6, priced at $276 found 2 days ago