Flights from Lambert-St. Louis Intl. Airport

Flights from Lambert-St. Louis Intl. Airport

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.

Sat, Apr 18 - Mon, May 4

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$89 Roundtrip, found 1 day ago

$89

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Lambert-St. Louis Intl. to Denver Intl., returning Mon, May 4, priced at $89 found 1 day ago

Fri, Apr 17 - Sat, May 2

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$97 Roundtrip, found 1 day ago

$97

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, May 2, priced at $97 found 1 day ago

Sat, Apr 18 - Sat, May 2

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$98 Roundtrip, found 10 hours ago

$98

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, May 2, priced at $98 found 10 hours ago

Mon, Apr 20 - Mon, May 4

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$102 Roundtrip, found 1 day ago

$102

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Apr 20 from Lambert-St. Louis Intl. to Denver Intl., returning Mon, May 4, priced at $102 found 1 day ago

Fri, Apr 17 - Mon, May 4

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$110 Roundtrip, found 1 day ago

$110

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Lambert-St. Louis Intl. to Denver Intl., returning Mon, May 4, priced at $110 found 1 day ago

Sat, Apr 18 - Fri, May 1

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$117 Roundtrip, found 1 day ago

$117

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Lambert-St. Louis Intl. to Denver Intl., returning Fri, May 1, priced at $117 found 1 day ago

Sun, Apr 19 - Sat, Apr 25

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$174 Roundtrip, found 6 days ago

$174

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Apr 19 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, Apr 25, priced at $174 found 6 days ago

Sun, Mar 15 - Tue, Mar 24

STL

Lambert-St. Louis Intl.

TPA

Tampa Intl.

$184 Roundtrip, found 4 days ago

$184

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Mar 15 from Lambert-St. Louis Intl. to Tampa Intl., returning Tue, Mar 24, priced at $184 found 4 days ago

Sun, May 3 - Thu, May 7

STL

Lambert-St. Louis Intl.

MIA

Miami Intl.

$190 Roundtrip, found 1 day ago

$190

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 3 from Lambert-St. Louis Intl. to Miami Intl., returning Thu, May 7, priced at $190 found 1 day ago

Sat, Apr 18 - Sat, Apr 18

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Apr 18 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, Apr 18, priced at $197 found 1 day ago

Sun, May 3 - Mon, May 4

STL

Lambert-St. Louis Intl.

SAN

San Diego Intl.

$200 Roundtrip, found 5 days ago

$200

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, May 3 from Lambert-St. Louis Intl. to San Diego Intl., returning Mon, May 4, priced at $200 found 5 days ago

Thu, Apr 16 - Tue, Apr 28

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$203 Roundtrip, found 4 hours ago

$203

Roundtrip

found 4 hours ago

Select Southwest Airlines flight, departing Thu, Apr 16 from Lambert-St. Louis Intl. to Denver Intl., returning Tue, Apr 28, priced at $203 found 4 hours ago

Thu, Apr 16 - Tue, Apr 28

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$203 Roundtrip, found 4 hours ago

$203

Roundtrip

found 4 hours ago

Select United flight, departing Thu, Apr 16 from Lambert-St. Louis Intl. to Denver Intl., returning Tue, Apr 28, priced at $203 found 4 hours ago

Fri, Jun 5 - Tue, Jun 9

STL

Lambert-St. Louis Intl.

MCO

Orlando Intl.

$220 Roundtrip, found 8 hours ago

$220

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Fri, Jun 5 from Lambert-St. Louis Intl. to Orlando Intl., returning Tue, Jun 9, priced at $220 found 8 hours ago

Sat, Apr 18 - Sat, May 2

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$221 Roundtrip, found 10 hours ago

$221

Roundtrip

found 10 hours ago

Select American Airlines flight, departing Sat, Apr 18 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, May 2, priced at $221 found 10 hours ago

Sat, May 16 - Thu, May 28

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$221 Roundtrip, found 3 days ago

$221

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, May 16 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, May 28, priced at $221 found 3 days ago

Wed, Mar 18 - Tue, Mar 24

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$221 Roundtrip, found 3 days ago

$221

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, Mar 18 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Tue, Mar 24, priced at $221 found 3 days ago

Wed, Apr 29 - Fri, May 1

STL

Lambert-St. Louis Intl.

SAN

San Diego Intl.

$257 Roundtrip, found 5 days ago

$257

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Wed, Apr 29 from Lambert-St. Louis Intl. to San Diego Intl., returning Fri, May 1, priced at $257 found 5 days ago

Wed, Apr 29 - Sat, May 9

STL

Lambert-St. Louis Intl.

RSW

Southwest Florida Intl.

$304 Roundtrip, found 5 days ago

$304

Roundtrip

found 5 days ago

Select Southwest Airlines flight, departing Wed, Apr 29 from Lambert-St. Louis Intl. to Southwest Florida Intl., returning Sat, May 9, priced at $304 found 5 days ago

Sat, Jun 27 - Thu, Jul 2

STL

Lambert-St. Louis Intl.

CLD

McClellan-Palomar

$409 Roundtrip, found 2 days ago

$409

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Jun 27 from Lambert-St. Louis Intl. to McClellan-Palomar, returning Thu, Jul 2, priced at $409 found 2 days ago