Flights to Dupont from Boston - $90

Cheap Flights from Boston to Dupont (BOS-SEA)

Prices were available within the past 7 days and start at $90 for one-way flights and $144 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Tue, Sep 23

BOS

Boston

SEA

Seattle

$144 Roundtrip, found 12 hours ago

$144

Roundtrip

found 12 hours ago

Select Southwest Airlines flight, departing Tue, Sep 16 from Boston to Seattle, returning Tue, Sep 23, priced at $144 found 12 hours ago

Wed, Sep 17 - Thu, Sep 25

BOS

Boston

SEA

Seattle

$149 Roundtrip, found 17 hours ago

$149

Roundtrip

found 17 hours ago

Select Southwest Airlines flight, departing Wed, Sep 17 from Boston to Seattle, returning Thu, Sep 25, priced at $149 found 17 hours ago

Tue, Aug 26 - Mon, Sep 8

BOS

Boston

SEA

Seattle

$180 Roundtrip, found 2 days ago

$180

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Aug 26 from Boston to Seattle, returning Mon, Sep 8, priced at $180 found 2 days ago

Tue, Sep 23 - Tue, Sep 30

PVD

Providence

SEA

Seattle

$190 Roundtrip, found 1 day ago

$190

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 23 from Providence to Seattle, returning Tue, Sep 30, priced at $190 found 1 day ago

Wed, Oct 29 - Wed, Nov 5

BOS

Boston

SEA

Seattle

$232 Roundtrip, found 2 hours ago

$232

Roundtrip

found 2 hours ago

Select United flight, departing Wed, Oct 29 from Boston to Seattle, returning Wed, Nov 5, priced at $232 found 2 hours ago

Tue, Sep 9 - Sun, Sep 21

BOS

Boston

SEA

Seattle

$247 Roundtrip, found 23 hours ago

$247

Roundtrip

found 23 hours ago

Select Hawaiian Airlines flight, departing Tue, Sep 9 from Boston to Seattle, returning Sun, Sep 21, priced at $247 found 23 hours ago