Seattle to Boston Flights (SEA-BOS) from $113

Selected fares from Seattle to Boston

The cheapest prices found with in the last 7 days for return flights were $234 and $113 for one-way flights to Boston for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 27 - Wed, Aug 28

SEA

Seattle - Tacoma Intl.

BOS

Logan Intl.

$234 Roundtrip, found 1 day ago

$234

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Aug 27 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Aug 28, priced at $234 found 1 day ago

Thu, May 30 - Fri, Jun 7

SEA

Seattle - Tacoma Intl.

PVD

T.F. Green

$303 Roundtrip, found 1 day ago

$303

Roundtrip

found 1 day ago

Select Sun Country Airlines flight, departing Thu, May 30 from Seattle - Tacoma Intl. to T.F. Green, returning Fri, Jun 7, priced at $303 found 1 day ago

Wed, Oct 23 - Wed, Oct 30

SEA

Seattle - Tacoma Intl.

MHT

Manchester-Boston Regional

$317 Roundtrip, found 11 hours ago

$317

Roundtrip

found 11 hours ago

Select American Airlines flight, departing Wed, Oct 23 from Seattle - Tacoma Intl. to Manchester-Boston Regional, returning Wed, Oct 30, priced at $317 found 11 hours ago