Cheap Flights to Washington County from $59

How much is the cheapest flight to Washington County?

Prices were available within the past 7 days and start at $59 for one-way flights and $128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 14 - Tue, Jul 21

DEN

Denver

STL

St. Louis

$128 Roundtrip, found 10 hours ago

$128

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Tue, Jul 14 from Denver to St. Louis, returning Tue, Jul 21, priced at $128 found 10 hours ago

Tue, Sep 1 - Tue, Sep 8

DEN

Denver

STL

St. Louis

$132 Roundtrip, found 10 hours ago

$132

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Tue, Sep 1 from Denver to St. Louis, returning Tue, Sep 8, priced at $132 found 10 hours ago

Mon, Aug 17 - Tue, Aug 25

DEN

Denver

STL

St. Louis

$135 Roundtrip, found 3 hours ago

$135

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Mon, Aug 17 from Denver to St. Louis, returning Tue, Aug 25, priced at $135 found 3 hours ago

Mon, Aug 31 - Tue, Sep 1

DEN

Denver

STL

St. Louis

$138 Roundtrip, found 1 day ago

$138

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Aug 31 from Denver to St. Louis, returning Tue, Sep 1, priced at $138 found 1 day ago

Tue, Aug 18 - Wed, Aug 19

EWR

New York

STL

St. Louis

$210 Roundtrip, found 8 hours ago

$210

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Tue, Aug 18 from New York to St. Louis, returning Wed, Aug 19, priced at $210 found 8 hours ago

Wed, Jul 15 - Wed, Jul 22

DEN

Denver

STL

St. Louis

$217 Roundtrip, found 6 hours ago

$217

Roundtrip

found 6 hours ago

Select Southwest Airlines flight, departing Wed, Jul 15 from Denver to St. Louis, returning Wed, Jul 22, priced at $217 found 6 hours ago

Wed, Jul 15 - Wed, Jul 22

DEN

Denver

STL

St. Louis

$217 Roundtrip, found 6 hours ago

$217

Roundtrip

found 6 hours ago

Select United flight, departing Wed, Jul 15 from Denver to St. Louis, returning Wed, Jul 22, priced at $217 found 6 hours ago

Tue, Oct 20 - Wed, Oct 21

LGA

New York

STL

St. Louis

$224 Roundtrip, found 7 hours ago

$224

Roundtrip

found 7 hours ago

Select Delta flight, departing Tue, Oct 20 from New York to St. Louis, returning Wed, Oct 21, priced at $224 found 7 hours ago

Tue, Oct 20 - Wed, Oct 21

LGA

New York

STL

St. Louis

$227 Roundtrip, found 7 hours ago

$227

Roundtrip

found 7 hours ago

Select Delta flight, departing Tue, Oct 20 from New York to St. Louis, returning Wed, Oct 21, priced at $227 found 7 hours ago

Tue, Oct 20 - Wed, Oct 21

LGA

New York

STL

St. Louis

$227 Roundtrip, found 7 hours ago

$227

Roundtrip

found 7 hours ago

Select American Airlines flight, departing Tue, Oct 20 from New York to St. Louis, returning Wed, Oct 21, priced at $227 found 7 hours ago