$339 Cheap Frontier Airlines flights Boston (BOS) to Washington (IAD)

$339 Cheap Frontier Airlines flights Boston (BOS) to Washington (IAD)

Prices were available within the past 7 days and start at $339 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 2 - Fri, Oct 3

BOS

Boston

IAD

Washington

$170 Roundtrip, found 4 days ago

$170

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Boston to Washington, returning Fri, Oct 3, priced at $170 found 4 days ago