$111 Cheap Frontier Airlines flights Baltimore (BWI) to Boston (BOS)

$111 Cheap Frontier Airlines flights Baltimore (BWI) to Boston (BOS)

Prices were available within the past 7 days and start at $111 for one-way flights and $167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 28 - Sat, Jul 5

BWI

Baltimore

BOS

Boston

$167 Roundtrip, found 2 days ago

$167

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Baltimore to Boston, returning Sat, Jul 5, priced at $167 found 2 days ago

Sat, Jun 28 - Sat, Jul 5

BWI

Baltimore

BOS

Boston

$210 Roundtrip, found 2 days ago

$210

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Baltimore to Boston, returning Sat, Jul 5, priced at $210 found 2 days ago