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.

Fri, Jun 13 - Sun, Jun 15

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$272 Roundtrip, found 4 days ago

$272

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Jun 15, priced at $272 found 4 days ago

Fri, Jun 13 - Sat, Jun 14

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$284 Roundtrip, found 4 days ago

$284

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sat, Jun 14, priced at $284 found 4 days ago

Fri, Jun 13 - Mon, Jun 16

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$305 Roundtrip, found 4 days ago

$305

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Jun 16, priced at $305 found 4 days ago

Fri, Jun 13 - Wed, Jun 18

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$345 Roundtrip, found 4 days ago

$345

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Wed, Jun 18, priced at $345 found 4 days ago

Fri, Jun 13 - Fri, Jun 13

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$467 Roundtrip, found 4 days ago

$467

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Fri, Jun 13, priced at $467 found 4 days ago