$204 Cheap Alaska Airlines flights Boston (BOS) to Seattle (SEA)

$204 Cheap Alaska Airlines flights Boston (BOS) to Seattle (SEA)

Prices were available within the past 7 days and start at $204 for one-way flights and $353 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 20 - Tue, May 26

BOS

Boston

SEA

Seattle

$353 Roundtrip, found 1 day ago

$353

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, May 20 from Boston to Seattle, returning Tue, May 26, priced at $353 found 1 day ago

Wed, May 20 - Sun, May 24

BOS

Boston

SEA

Seattle

$360 Roundtrip, found 1 day ago

$360

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, May 20 from Boston to Seattle, returning Sun, May 24, priced at $360 found 1 day ago

Wed, Jun 3 - Sat, Jun 13

BOS

Boston

SEA

Seattle

$372 Roundtrip, found 3 days ago

$372

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Wed, Jun 3 from Boston to Seattle, returning Sat, Jun 13, priced at $372 found 3 days ago

Thu, Jun 18 - Tue, Jun 23

BOS

Boston

SEA

Seattle

$377 Roundtrip, just found

$377

Roundtrip

just found

Select Alaska Airlines flight, departing Thu, Jun 18 from Boston to Seattle, returning Tue, Jun 23, priced at $377 just found

Sat, May 23 - Tue, May 26

BOS

Boston

SEA

Seattle

$390 Roundtrip, found 1 day ago

$390

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Sat, May 23 from Boston to Seattle, returning Tue, May 26, priced at $390 found 1 day ago

Thu, Jun 18 - Mon, Jun 29

BOS

Boston

SEA

Seattle

$397 Roundtrip, just found

$397

Roundtrip

just found

Select Alaska Airlines flight, departing Thu, Jun 18 from Boston to Seattle, returning Mon, Jun 29, priced at $397 just found