$159 Cheap Alaska Airlines flights Seattle (SEA) to Boston (BOS)

$159 Cheap Alaska Airlines flights Seattle (SEA) to Boston (BOS)

Prices were available within the past 7 days and start at $159 for one-way flights and $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 2 - Tue, Aug 18

SEA

Seattle

BOS

Boston

$297 Roundtrip, found 20 hours ago

$297

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Tue, Jun 2 from Seattle to Boston, returning Tue, Aug 18, priced at $297 found 20 hours ago

Mon, Jun 1 - Tue, Aug 18

SEA

Seattle

BOS

Boston

$302 Roundtrip, found 20 hours ago

$302

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Mon, Jun 1 from Seattle to Boston, returning Tue, Aug 18, priced at $302 found 20 hours ago

Tue, May 26 - Wed, Jun 10

SEA

Seattle

BOS

Boston

$325 Roundtrip, found 3 days ago

$325

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Tue, May 26 from Seattle to Boston, returning Wed, Jun 10, priced at $325 found 3 days ago

Wed, Oct 7 - Sat, Oct 17

SEA

Seattle

BOS

Boston

$332 Roundtrip, found 12 hours ago

$332

Roundtrip

found 12 hours ago

Select Alaska Airlines flight, departing Wed, Oct 7 from Seattle to Boston, returning Sat, Oct 17, priced at $332 found 12 hours ago

Mon, Jun 1 - Wed, Aug 19

SEA

Seattle

BOS

Boston

$337 Roundtrip, found 20 hours ago

$337

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Mon, Jun 1 from Seattle to Boston, returning Wed, Aug 19, priced at $337 found 20 hours ago

Wed, May 13 - Sun, May 24

SEA

Seattle

BOS

Boston

$360 Roundtrip, found 3 days ago

$360

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Wed, May 13 from Seattle to Boston, returning Sun, May 24, priced at $360 found 3 days ago

Mon, Jun 1 - Sat, Aug 15

SEA

Seattle

BOS

Boston

$367 Roundtrip, found 20 hours ago

$367

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Mon, Jun 1 from Seattle to Boston, returning Sat, Aug 15, priced at $367 found 20 hours ago