$648 Cheap American Airlines flights London (LHR) to Seattle (SEA)

$648 Cheap American Airlines flights London (LHR) to Seattle (SEA)

Prices were available within the past 7 days and start at $648 for one-way flights and $1,153 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 16 - Wed, Dec 31

LHR

London

SEA

Seattle

$1,153 Roundtrip, found 4 days ago

$1,153

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Dec 16 from London to Seattle, returning Wed, Dec 31, priced at $1,153 found 4 days ago

Tue, Dec 16 - Sun, Jan 4

LHR

London

SEA

Seattle

$1,193 Roundtrip, found 4 days ago

$1,193

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Dec 16 from London to Seattle, returning Sun, Jan 4, priced at $1,193 found 4 days ago

Wed, Dec 17 - Wed, Dec 31

LHR

London

SEA

Seattle

$1,229 Roundtrip, found 4 days ago

$1,229

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Dec 17 from London to Seattle, returning Wed, Dec 31, priced at $1,229 found 4 days ago

Wed, Dec 17 - Thu, Jan 1

LHR

London

SEA

Seattle

$1,246 Roundtrip, found 4 days ago

$1,246

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Dec 17 from London to Seattle, returning Thu, Jan 1, priced at $1,246 found 4 days ago

Wed, Dec 17 - Sun, Jan 4

LHR

London

SEA

Seattle

$1,269 Roundtrip, found 4 days ago

$1,269

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Dec 17 from London to Seattle, returning Sun, Jan 4, priced at $1,269 found 4 days ago