$1,603 Cheap United flights London (LHR) to Seattle (SEA)

$1,603 Cheap United flights London (LHR) to Seattle (SEA)

Prices were available within the past 7 days and start at $1,603 for one-way flights and $759 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Aug 24 - Tue, Sep 2

LHR

London

SEA

Seattle

$759 Roundtrip, found 2 days ago

$759

Roundtrip

found 2 days ago

Select United flight, departing Sun, Aug 24 from London to Seattle, returning Tue, Sep 2, priced at $759 found 2 days ago

Fri, Aug 22 - Sat, Aug 30

LHR

London

SEA

Seattle

$957 Roundtrip, found 2 days ago

$957

Roundtrip

found 2 days ago

Select United flight, departing Fri, Aug 22 from London to Seattle, returning Sat, Aug 30, priced at $957 found 2 days ago

Fri, Aug 22 - Sat, Aug 30

LHR

London

SEA

Seattle

$1,025 Roundtrip, found 2 days ago

$1,025

Roundtrip

found 2 days ago

Select United flight, departing Fri, Aug 22 from London to Seattle, returning Sat, Aug 30, priced at $1,025 found 2 days ago