Cheap flights from Boston to San Juan Island from CA $129

Cheap flights from Boston (BOS) to San Juan Island (SEA)

Prices were available within the past 7 days and start at CA $129 for one-way flights and CA $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep. 13 - Sat, Sep. 20

BOS

Boston

SEA

Seattle

CA $297 Roundtrip, found 16 hours ago

CA $297

Roundtrip

found 16 hours ago

Select Alaska Airlines flight, departing Sat, Sep. 13 from Boston to Seattle, returning Sat, Sep. 20, priced at CA $297 found 16 hours ago

Sun, Aug. 31 - Tue, Sep. 9

BOS

Boston

SEA

Seattle

CA $297 Roundtrip, found 6 days ago

CA $297

Roundtrip

found 6 days ago

Select Delta flight, departing Sun, Aug. 31 from Boston to Seattle, returning Tue, Sep. 9, priced at CA $297 found 6 days ago

Sat, Sep. 13 - Sat, Sep. 20

BOS

Boston

SEA

Seattle

CA $298 Roundtrip, found 16 hours ago

CA $298

Roundtrip

found 16 hours ago

Select JetBlue Airways flight, departing Sat, Sep. 13 from Boston to Seattle, returning Sat, Sep. 20, priced at CA $298 found 16 hours ago

Fri, Oct. 3 - Wed, Oct. 8

BOS

Boston

SEA

Seattle

CA $305 Roundtrip, found 22 hours ago

CA $305

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Fri, Oct. 3 from Boston to Seattle, returning Wed, Oct. 8, priced at CA $305 found 22 hours ago

Fri, Oct. 3 - Wed, Oct. 8

BOS

Boston

SEA

Seattle

CA $320 Roundtrip, found 22 hours ago

CA $320

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Fri, Oct. 3 from Boston to Seattle, returning Wed, Oct. 8, priced at CA $320 found 22 hours ago

Mon, Dec. 15 - Thu, Dec. 25

BOS

Boston

SEA

Seattle

CA $528 Roundtrip, found 16 hours ago

CA $528

Roundtrip

found 16 hours ago

Select Sun Country Airlines flight, departing Mon, Dec. 15 from Boston to Seattle, returning Thu, Dec. 25, priced at CA $528 found 16 hours ago