$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 4 days ago

$208

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 16 from Boston to Washington, returning Sat, Aug 23, priced at $208 found 4 days ago

Sat, Aug 16 - Sun, Aug 17

BOS

Boston

IAD

Washington

$218 Roundtrip, found 8 hours ago

$218

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Sat, Aug 16 from Boston to Washington, returning Sun, Aug 17, priced at $218 found 8 hours ago

Thu, Aug 14 - Fri, Aug 15

BOS

Boston

IAD

Washington

$228 Roundtrip, found 8 hours ago

$228

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Thu, Aug 14 from Boston to Washington, returning Fri, Aug 15, priced at $228 found 8 hours ago