$100 Cheap United flights Washington (DCA) to St. Louis (STL)

$100 Cheap United flights Washington (DCA) to St. Louis (STL)

Prices were available within the past 7 days and start at $100 for one-way flights and $350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$350 Roundtrip, found 2 days ago

$350

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $350 found 2 days ago

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$378 Roundtrip, found 2 days ago

$378

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $378 found 2 days ago

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$405 Roundtrip, found 2 days ago

$405

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $405 found 2 days ago

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$433 Roundtrip, found 2 days ago

$433

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $433 found 2 days ago

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$448 Roundtrip, found 2 days ago

$448

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $448 found 2 days ago

Wed, Aug 6 - Sat, Aug 9

DCA

Washington

STL

St. Louis

$475 Roundtrip, found 2 days ago

$475

Roundtrip

found 2 days ago

Select United flight, departing Wed, Aug 6 from Washington to St. Louis, returning Sat, Aug 9, priced at $475 found 2 days ago