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Flights from London (LON-All Airports) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from London to Seattle, WA (SEA-Seattle - Tacoma Intl.)

Iberia
Alaska Airlines
Finnair
Lufthansa
Aer Lingus
Air Canada
Brussels Airlines

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Cheap Flights from London to Seattle (LON-SEA)

Prices were available within the past 7 days and start at NT$16,085 for one-way flights and NT$23,776 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$23,776

Roundtrip

Just found

Select Lufthansa flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$23,776 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$23,776

Roundtrip

Just found

Select United flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$23,776 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$24,101

Roundtrip

Just found

Select Finnair flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$24,101 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$24,101

Roundtrip

Just found

Select Air Canada flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$24,101 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$24,201

Roundtrip

Just found

Select Delta flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$24,201 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$24,516

Roundtrip

Just found

Select Lufthansa flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$24,516 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$24,841

Roundtrip

Just found

Select American Airlines flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$24,841 Just found

Fri, Nov 20 - Sun, Nov 29

LHR

London

SEA

Seattle

NT$25,972

Roundtrip

Just found

Select Iberia flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$25,972 Just found

Fri, Nov 20 - Sun, Nov 29

LCY

London

SEA

Seattle

NT$26,033

Roundtrip

Found 2 hours ago

Select Lufthansa flight, departing Fri, Nov 20 from London to Seattle, returning Sun, Nov 29, priced at NT$26,033 Found 2 hours ago

Thu, Aug 20 - Fri, Sep 11

LGW

London

SEA

Seattle

NT$35,799

Roundtrip

Found 1 day ago

Select Condor flight, departing Thu, Aug 20 from London to Seattle, returning Fri, Sep 11, priced at NT$35,799 Found 1 day ago

Find the cheapest month to fly from London (LON) to Seattle (SEA)

May is typically the cheapest month to fly

From NT$14,317 - NT$26,219 per traveler.

Travel information

Origin airport	London
Destination airport	Seattle-Tacoma International Airport
Distance	7,734 km away
Roundtrip price	NT$23,776

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NT$16,085 Cheap Flights from London (LON) to Seattle (SEA)

Popular airlines from London to Seattle, WA (SEA-Seattle - Tacoma Intl.)

Be in the know

Book smarter

Earn twice

Cheap Flights from London to Seattle (LON-SEA)

Find the cheapest month to fly from London (LON) to Seattle (SEA)

May is typically the cheapest month to flyMay is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

May is typically the cheapest month to fly