CA $136 Cheap Alaska Airlines fights from Boston (BOS) to Seattle (SEA)

Alaska Airlines flights from Boston to Seattle (BOS→SEA)

Prices were available within the past 7 days and start at CA $136 for one-way flights and CA $272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov. 10 - Sat, Nov. 15

BOS

Boston

SEA

Seattle

CA $272 Roundtrip, just found

CA $272

Roundtrip

just found

Select Alaska Airlines flight, departing Mon, Nov. 10 from Boston to Seattle, returning Sat, Nov. 15, priced at CA $272 just found

Mon, Nov. 10 - Sat, Nov. 15

BOS

Boston

SEA

Seattle

CA $275 Roundtrip, just found

CA $275

Roundtrip

just found

Select Alaska Airlines flight, departing Mon, Nov. 10 from Boston to Seattle, returning Sat, Nov. 15, priced at CA $275 just found

Thu, Sep. 4 - Mon, Sep. 8

BOS

Boston

SEA

Seattle

CA $296 Roundtrip, just found

CA $296

Roundtrip

just found

Select Alaska Airlines flight, departing Thu, Sep. 4 from Boston to Seattle, returning Mon, Sep. 8, priced at CA $296 just found

Sat, Sep. 20 - Tue, Sep. 30

BOS

Boston

SEA

Seattle

CA $303 Roundtrip, found 2 days ago

CA $303

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Sat, Sep. 20 from Boston to Seattle, returning Tue, Sep. 30, priced at CA $303 found 2 days ago

Thu, Oct. 2 - Sat, Oct. 4

BOS

Boston

SEA

Seattle

CA $313 Roundtrip, found 5 days ago

CA $313

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Thu, Oct. 2 from Boston to Seattle, returning Sat, Oct. 4, priced at CA $313 found 5 days ago

Sun, Nov. 9 - Fri, Nov. 14

BOS

Boston

SEA

Seattle

CA $329 Roundtrip, just found

CA $329

Roundtrip

just found

Select Alaska Airlines flight, departing Sun, Nov. 9 from Boston to Seattle, returning Fri, Nov. 14, priced at CA $329 just found