$178 Cheap Frontier Airlines flights Baltimore (BWI) to Seattle (SEA)

$178 Cheap Frontier Airlines flights Baltimore (BWI) to Seattle (SEA)

Prices were available within the past 7 days and start at $178 for one-way flights and $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 23 - Sun, Oct 26

BWI

Baltimore

SEA

Seattle

$297 Roundtrip, found 16 hours ago

$297

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Oct 23 from Baltimore to Seattle, returning Sun, Oct 26, priced at $297 found 16 hours ago

Thu, Oct 23 - Sat, Oct 25

BWI

Baltimore

SEA

Seattle

$344 Roundtrip, found 16 hours ago

$344

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Oct 23 from Baltimore to Seattle, returning Sat, Oct 25, priced at $344 found 16 hours ago