Cheap Frontier Airlines flights St. Louis (STL) to Washington (DCA)

Cheap Frontier Airlines flights St. Louis (STL) to Washington (DCA)

Prices were available within the past 7 days and start at for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 17 - Tue, Jan 13

STL

St. Louis

DCA

Washington

$264 Roundtrip, found 2 days ago

$264

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Dec 17 from St. Louis to Washington, returning Tue, Jan 13, priced at $264 found 2 days ago

Wed, Dec 17 - Sun, Jan 11

STL

St. Louis

DCA

Washington

$274 Roundtrip, found 2 days ago

$274

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Dec 17 from St. Louis to Washington, returning Sun, Jan 11, priced at $274 found 2 days ago

Sat, Dec 13 - Sun, Jan 11

STL

St. Louis

DCA

Washington

$284 Roundtrip, found 2 days ago

$284

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Dec 13 from St. Louis to Washington, returning Sun, Jan 11, priced at $284 found 2 days ago