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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.)

Finnair
Aer Lingus
Lufthansa
Air Canada
British Airways
Alaska Airlines
Iberia

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Cheap Flights from London to Seattle (LON-SEA)

Prices were available within the past 7 days and start at NT$16,689 for one-way flights and NT$23,909 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$23,909

Roundtrip

Found 2 days ago

Select Delta flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$23,909 Found 2 days ago

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$24,070

Roundtrip

Found 2 days ago

Select Finnair flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$24,070 Found 2 days ago

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$24,071

Roundtrip

Found 2 days ago

Select Air Canada flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$24,071 Found 2 days ago

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$24,250

Roundtrip

Found 2 days ago

Select Finnair flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$24,250 Found 2 days ago

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$24,286

Roundtrip

Found 2 days ago

Select Delta flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$24,286 Found 2 days ago

Fri, Feb 12 - Fri, Feb 19

LHR

London

SEA

Seattle

NT$24,981

Roundtrip

Found 2 days ago

Select United flight, departing Fri, Feb 12 from London to Seattle, returning Fri, Feb 19, priced at NT$24,981 Found 2 days ago

Fri, Jul 24 - Tue, Jul 28

LHR

London

SEA

Seattle

NT$34,419

Roundtrip

Found 3 days ago

Select SAS flight, departing Fri, Jul 24 from London to Seattle, returning Tue, Jul 28, priced at NT$34,419 Found 3 days ago

Sun, Aug 9 - Wed, Aug 12

LGW

London

PAE

Seattle

NT$42,721

Roundtrip

Found 2 days ago

Select Condor flight, departing Sun, Aug 9 from London to Seattle, returning Wed, Aug 12, priced at NT$42,721 Found 2 days ago

Sun, Aug 9 - Wed, Aug 12

LHR

London

PAE

Seattle

NT$46,638

Roundtrip

Found 2 days ago

Select Finnair flight, departing Sun, Aug 9 from London to Seattle, returning Wed, Aug 12, priced at NT$46,638 Found 2 days ago

Sun, Aug 9 - Wed, Aug 12

LHR

London

PAE

Seattle

NT$117,862

Roundtrip

Found 2 days ago

Select American Airlines flight, departing Sun, Aug 9 from London to Seattle, returning Wed, Aug 12, priced at NT$117,862 Found 2 days 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	Gatwick Airport
Destination airport	Seattle-Tacoma International Airport
Distance	7,742 km away
Airlines serving	Condor, Icelandair, Air France, JetBlue Airways, Turkish Airlines, Virgin Atlantic, KLM, Swiss International Air Lines, Delta, Iberia, British Airways, American Airlines, TAP Portugal, Finnair, Air Europa
Popular airline	Condor
Roundtrip price	NT$23,909

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NT$16,689 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