$151 Cheap United flights St. Louis (STL) to Washington (DCA)

$151 Cheap United flights St. Louis (STL) to Washington (DCA)

Prices were available within the past 7 days and start at $151 for one-way flights and $276 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 4 - Mon, Dec 8

STL

St. Louis

DCA

Washington

$276 Roundtrip, found 5 days ago

$276

Roundtrip

found 5 days ago

Select United flight, departing Thu, Dec 4 from St. Louis to Washington, returning Mon, Dec 8, priced at $276 found 5 days ago

Thu, Dec 4 - Mon, Dec 8

STL

St. Louis

DCA

Washington

$286 Roundtrip, found 5 days ago

$286

Roundtrip

found 5 days ago

Select United flight, departing Thu, Dec 4 from St. Louis to Washington, returning Mon, Dec 8, priced at $286 found 5 days ago

Thu, Dec 4 - Mon, Dec 8

STL

St. Louis

DCA

Washington

$311 Roundtrip, found 5 days ago

$311

Roundtrip

found 5 days ago

Select United flight, departing Thu, Dec 4 from St. Louis to Washington, returning Mon, Dec 8, priced at $311 found 5 days ago