$120 Cheap Frontier Airlines flights Boston (BOS) to Washington (IAD)

$120 Cheap Frontier Airlines flights Boston (BOS) to Washington (IAD)

Prices were available within the past 7 days and start at $120 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 16 - Sat, Aug 23

BOS

Boston

IAD

Washington

$208 Roundtrip, found 3 days ago

$208

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 16 from Boston to Washington, returning Sat, Aug 23, priced at $208 found 3 days ago

Mon, Aug 11 - Sat, Aug 16

BOS

Boston

IAD

Washington

$218 Roundtrip, found 1 day ago

$218

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Aug 11 from Boston to Washington, returning Sat, Aug 16, priced at $218 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

BOS

Boston

IAD

Washington

$228 Roundtrip, found 11 hours ago

$228

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Boston to Washington, returning Sun, Oct 12, priced at $228 found 11 hours ago