$225 Cheap United flights St. Louis (STL) to Washington (DCA)

$225 Cheap United flights St. Louis (STL) to Washington (DCA)

Prices were available within the past 7 days and start at $225 for one-way flights and $392 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 22 - Tue, May 26

STL

St. Louis

DCA

Washington

$392 Roundtrip, found 2 days ago

$392

Roundtrip

found 2 days ago

Select United flight, departing Fri, May 22 from St. Louis to Washington, returning Tue, May 26, priced at $392 found 2 days ago

Fri, May 22 - Sat, May 23

STL

St. Louis

DCA

Washington

$394 Roundtrip, found 2 days ago

$394

Roundtrip

found 2 days ago

Select United flight, departing Fri, May 22 from St. Louis to Washington, returning Sat, May 23, priced at $394 found 2 days ago

Fri, May 22 - Fri, May 29

STL

St. Louis

DCA

Washington

$405 Roundtrip, found 2 days ago

$405

Roundtrip

found 2 days ago

Select United flight, departing Fri, May 22 from St. Louis to Washington, returning Fri, May 29, priced at $405 found 2 days ago

Fri, May 22 - Sun, May 24

STL

St. Louis

DCA

Washington

$427 Roundtrip, found 2 days ago

$427

Roundtrip

found 2 days ago

Select United flight, departing Fri, May 22 from St. Louis to Washington, returning Sun, May 24, priced at $427 found 2 days ago

Fri, May 22 - Tue, May 26

STL

St. Louis

DCA

Washington

$432 Roundtrip, found 2 days ago

$432

Roundtrip

found 2 days ago

Select United flight, departing Fri, May 22 from St. Louis to Washington, returning Tue, May 26, priced at $432 found 2 days ago