Flights from Dallas to O'Fallon

Cheapest flights from Dallas

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, Aug 28 - Sun, Sep 14

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$176 Roundtrip, found 4 hours ago

$176

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Thu, Aug 28 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Sep 14, priced at $176 found 4 hours ago

Sun, Jul 20 - Thu, Aug 7

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$181 Roundtrip, found 4 hours ago

$181

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Aug 7, priced at $181 found 4 hours ago

Sun, Jul 20 - Sun, Aug 3

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$186 Roundtrip, found 4 hours ago

$186

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Aug 3, priced at $186 found 4 hours ago

Sun, Jul 27 - Sun, Aug 10

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$191 Roundtrip, found 4 hours ago

$191

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Sun, Jul 27 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Aug 10, priced at $191 found 4 hours ago

Wed, Jul 9 - Thu, Jul 31

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$195 Roundtrip, found 4 hours ago

$195

Roundtrip

found 4 hours ago

Select Spirit Airlines flight, departing Wed, Jul 9 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Jul 31, priced at $195 found 4 hours ago

Wed, Jul 16 - Tue, Aug 5

DAL

Love Field

STL

Lambert-St. Louis Intl.

$197 Roundtrip, found 4 hours ago

$197

Roundtrip

found 4 hours ago

Select Delta flight, departing Wed, Jul 16 from Love Field to Lambert-St. Louis Intl., returning Tue, Aug 5, priced at $197 found 4 hours ago

Tue, Aug 12 - Sat, Aug 30

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$197 Roundtrip, found 4 hours ago

$197

Roundtrip

found 4 hours ago

Select Delta flight, departing Tue, Aug 12 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sat, Aug 30, priced at $197 found 4 hours ago

Tue, Aug 12 - Fri, Aug 29

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$198 Roundtrip, found 4 hours ago

$198

Roundtrip

found 4 hours ago

Select Delta flight, departing Tue, Aug 12 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Fri, Aug 29, priced at $198 found 4 hours ago

Thu, Jun 26 - Thu, Jul 3

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$199 Roundtrip, found 4 hours ago

$199

Roundtrip

found 4 hours ago

Select Spirit Airlines flight, departing Thu, Jun 26 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Jul 3, priced at $199 found 4 hours ago

Thu, Jun 26 - Thu, Jul 3

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$201 Roundtrip, found 4 hours ago

$201

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Thu, Jun 26 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Jul 3, priced at $201 found 4 hours ago

Thu, Aug 7 - Fri, Aug 22

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$205 Roundtrip, found 4 hours ago

$205

Roundtrip

found 4 hours ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Fri, Aug 22, priced at $205 found 4 hours ago

Sun, Jun 29 - Thu, Jul 3

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$206 Roundtrip, found 4 hours ago

$206

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Sun, Jun 29 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Jul 3, priced at $206 found 4 hours ago

Mon, Jul 7 - Wed, Jul 23

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$210 Roundtrip, found 4 hours ago

$210

Roundtrip

found 4 hours ago

Select Spirit Airlines flight, departing Mon, Jul 7 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $210 found 4 hours ago

Sun, Jun 29 - Sun, Jul 6

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$211 Roundtrip, found 4 hours ago

$211

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Sun, Jun 29 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Jul 6, priced at $211 found 4 hours ago

Mon, Jun 30 - Fri, Jul 4

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$213 Roundtrip, found 4 hours ago

$213

Roundtrip

found 4 hours ago

Select Spirit Airlines flight, departing Mon, Jun 30 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Fri, Jul 4, priced at $213 found 4 hours ago

Tue, Aug 26 - Thu, Sep 18

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$218 Roundtrip, found 4 hours ago

$218

Roundtrip

found 4 hours ago

Select American Airlines flight, departing Tue, Aug 26 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Sep 18, priced at $218 found 4 hours ago

Mon, Jul 21 - Tue, Aug 5

DAL

Love Field

STL

Lambert-St. Louis Intl.

$225 Roundtrip, found 4 hours ago

$225

Roundtrip

found 4 hours ago

Select Delta flight, departing Mon, Jul 21 from Love Field to Lambert-St. Louis Intl., returning Tue, Aug 5, priced at $225 found 4 hours ago

Mon, Jul 28 - Fri, Aug 8

DAL

Love Field

STL

Lambert-St. Louis Intl.

$226 Roundtrip, found 4 hours ago

$226

Roundtrip

found 4 hours ago

Select Delta flight, departing Mon, Jul 28 from Love Field to Lambert-St. Louis Intl., returning Fri, Aug 8, priced at $226 found 4 hours ago

Sun, Aug 17 - Sat, Aug 30

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$227 Roundtrip, found 4 hours ago

$227

Roundtrip

found 4 hours ago

Select Delta flight, departing Sun, Aug 17 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sat, Aug 30, priced at $227 found 4 hours ago

Tue, Jul 1 - Wed, Jul 9

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$300 Roundtrip, found 4 hours ago

$300

Roundtrip

found 4 hours ago

Select United flight, departing Tue, Jul 1 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Wed, Jul 9, priced at $300 found 4 hours ago