Flights from St. Charles

Cheapest flights from St. Charles

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.

Tue, Sep 30 - Sat, Oct 4

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$80 Roundtrip, found 9 hours ago

$80

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, Oct 4, priced at $80 found 9 hours ago

Tue, Sep 30 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$94 Roundtrip, found 9 hours ago

$94

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Denver Intl., returning Wed, Oct 1, priced at $94 found 9 hours ago

Tue, Sep 30 - Sat, Oct 4

STL

Lambert-St. Louis Intl.

DEN

Denver Intl.

$99 Roundtrip, found 9 hours ago

$99

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Denver Intl., returning Sat, Oct 4, priced at $99 found 9 hours ago

Mon, Nov 17 - Sat, Nov 22

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$133 Roundtrip, found 16 hours ago

$133

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Mon, Nov 17 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, Nov 22, priced at $133 found 16 hours ago

Thu, Oct 16 - Mon, Oct 27

STL

Lambert-St. Louis Intl.

DFW

Dallas-Fort Worth Intl.

$142 Roundtrip, found 2 days ago

$142

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Lambert-St. Louis Intl. to Dallas-Fort Worth Intl., returning Mon, Oct 27, priced at $142 found 2 days ago

Fri, Oct 24 - Fri, Oct 31

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$150 Roundtrip, found 4 days ago

$150

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Oct 24 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Fri, Oct 31, priced at $150 found 4 days ago

Fri, Dec 12 - Tue, Dec 16

STL

Lambert-St. Louis Intl.

MCO

Orlando Intl.

$159 Roundtrip, found 2 days ago

$159

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Dec 12 from Lambert-St. Louis Intl. to Orlando Intl., returning Tue, Dec 16, priced at $159 found 2 days ago

Fri, Sep 26 - Sun, Sep 28

STL

Lambert-St. Louis Intl.

SAN

San Diego Intl.

$164 Roundtrip, found 2 days ago

$164

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Sep 26 from Lambert-St. Louis Intl. to San Diego Intl., returning Sun, Sep 28, priced at $164 found 2 days ago

Mon, Nov 17 - Sat, Nov 22

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$167 Roundtrip, found 16 hours ago

$167

Roundtrip

found 16 hours ago

Select United flight, departing Mon, Nov 17 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, Nov 22, priced at $167 found 16 hours ago

Sat, Oct 18 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

DFW

Dallas-Fort Worth Intl.

$191 Roundtrip, found 2 days ago

$191

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, Oct 18 from Lambert-St. Louis Intl. to Dallas-Fort Worth Intl., returning Sat, Oct 18, priced at $191 found 2 days ago

Thu, Oct 9 - Sun, Oct 12

STL

Lambert-St. Louis Intl.

MCO

Orlando Intl.

$196 Roundtrip, found 4 days ago

$196

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Thu, Oct 9 from Lambert-St. Louis Intl. to Orlando Intl., returning Sun, Oct 12, priced at $196 found 4 days ago

Sat, Oct 18 - Tue, Oct 21

STL

Lambert-St. Louis Intl.

DAL

Love Field

$197 Roundtrip, found 2 days ago

$197

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, Oct 18 from Lambert-St. Louis Intl. to Love Field, returning Tue, Oct 21, priced at $197 found 2 days ago

Tue, Nov 11 - Wed, Nov 12

STL

Lambert-St. Louis Intl.

MIA

Miami Intl.

$197 Roundtrip, found 2 days ago

$197

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Nov 11 from Lambert-St. Louis Intl. to Miami Intl., returning Wed, Nov 12, priced at $197 found 2 days ago

Tue, Oct 14 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

DFW

Dallas-Fort Worth Intl.

$209 Roundtrip, found 2 days ago

$209

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 14 from Lambert-St. Louis Intl. to Dallas-Fort Worth Intl., returning Tue, Oct 14, priced at $209 found 2 days ago

Tue, Sep 23 - Tue, Sep 30

STL

Lambert-St. Louis Intl.

RSW

Southwest Florida Intl.

$217 Roundtrip, found 4 days ago

$217

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to Southwest Florida Intl., returning Tue, Sep 30, priced at $217 found 4 days ago

Mon, Sep 15 - Fri, Sep 19

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Sep 15 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Fri, Sep 19, priced at $217 found 3 days ago

Tue, Jan 6 - Sat, Jan 10

STL

Lambert-St. Louis Intl.

TPA

Tampa Intl.

$235 Roundtrip, found 4 days ago

$235

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jan 6 from Lambert-St. Louis Intl. to Tampa Intl., returning Sat, Jan 10, priced at $235 found 4 days ago

Mon, Nov 17 - Sat, Nov 22

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$322 Roundtrip, found 16 hours ago

$322

Roundtrip

found 16 hours ago

Select Alaska Airlines flight, departing Mon, Nov 17 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, Nov 22, priced at $322 found 16 hours ago

Tue, Nov 11 - Fri, Nov 21

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$382 Roundtrip, found 4 days ago

$382

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Tue, Nov 11 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Nov 21, priced at $382 found 4 days ago

Tue, Sep 23 - Fri, Sep 26

STL

Lambert-St. Louis Intl.

CLD

McClellan-Palomar

$644 Roundtrip, found 2 days ago

$644

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to McClellan-Palomar, returning Fri, Sep 26, priced at $644 found 2 days ago