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 $260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jul 18 - Wed, Jul 22

STL

St. Louis

DCA

Washington

$260 Roundtrip, found 20 hours ago

$260

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sat, Jul 18 from St. Louis to Washington, returning Wed, Jul 22, priced at $260 found 20 hours ago

Sun, Jul 19 - Wed, Jul 22

STL

St. Louis

DCA

Washington

$280 Roundtrip, found 20 hours ago

$280

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sun, Jul 19 from St. Louis to Washington, returning Wed, Jul 22, priced at $280 found 20 hours ago

Fri, Jul 17 - Wed, Jul 22

STL

St. Louis

DCA

Washington

$345 Roundtrip, found 20 hours ago

$345

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 17 from St. Louis to Washington, returning Wed, Jul 22, priced at $345 found 20 hours ago