$105 Cheap Frontier Airlines flights Washington (IAD) to Boston (BOS)

$105 Cheap Frontier Airlines flights Washington (IAD) to Boston (BOS)

Prices were available within the past 7 days and start at $105 for one-way flights and $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 12 - Mon, May 19

IAD

Washington

BOS

Boston

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Washington to Boston, returning Mon, May 19, priced at $200 found 1 day ago

Fri, May 9 - Mon, May 19

IAD

Washington

BOS

Boston

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 9 from Washington to Boston, returning Mon, May 19, priced at $210 found 1 day ago

Mon, May 12 - Sun, May 18

IAD

Washington

BOS

Boston

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Washington to Boston, returning Sun, May 18, priced at $220 found 1 day ago

Fri, May 9 - Sun, May 18

IAD

Washington

BOS

Boston

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 9 from Washington to Boston, returning Sun, May 18, priced at $230 found 1 day ago