Cheap Frontier Airlines flights Ontario (ONT) to Washington (DCA)

Cheap Frontier Airlines flights Ontario (ONT) to Washington (DCA)

Prices were available within the past 7 days and start at for one-way flights and $160 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Mar 18 - Wed, Mar 25

ONT

Ontario

DCA

Washington

$160 Roundtrip, found 2 days ago

$160

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 18 from Ontario to Washington, returning Wed, Mar 25, priced at $160 found 2 days ago

Wed, Mar 18 - Thu, Mar 26

ONT

Ontario

DCA

Washington

$195 Roundtrip, found 2 days ago

$195

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 18 from Ontario to Washington, returning Thu, Mar 26, priced at $195 found 2 days ago

Thu, Mar 19 - Thu, Mar 26

ONT

Ontario

DCA

Washington

$230 Roundtrip, found 2 days ago

$230

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 19 from Ontario to Washington, returning Thu, Mar 26, priced at $230 found 2 days ago

Fri, Mar 20 - Wed, Mar 25

ONT

Ontario

DCA

Washington

$255 Roundtrip, found 2 days ago

$255

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Mar 20 from Ontario to Washington, returning Wed, Mar 25, priced at $255 found 2 days ago

Tue, Mar 17 - Wed, Mar 18

ONT

Ontario

DCA

Washington

$275 Roundtrip, found 2 days ago

$275

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Mar 17 from Ontario to Washington, returning Wed, Mar 18, priced at $275 found 2 days ago

Fri, Mar 20 - Thu, Mar 26

ONT

Ontario

DCA

Washington

$290 Roundtrip, found 2 days ago

$290

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Mar 20 from Ontario to Washington, returning Thu, Mar 26, priced at $290 found 2 days ago