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NT$15,996 Cheap Flights from London (LON) to Seattle (SEA)

Photo by Port of Seattle
Open Photo by Port of Seattle

Cheap Flights from London to Seattle (LON-SEA)

Prices were available within the past 7 days and start at NT$15,996 for one-way flights and NT$23,540 for roundtrip, for the period specified. Prices and availability are subject to change.
Swiss International Air Lines
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$23,540
Roundtrip
Found 22 hours ago
Select Swiss International Air Lines flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$23,540 Found 22 hours ago
Delta
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$23,864
Roundtrip
Found 22 hours ago
Select Delta flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$23,864 Found 22 hours ago
Air Canada
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$24,018
Roundtrip
Found 22 hours ago
Select Air Canada flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$24,018 Found 22 hours ago
Delta
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$24,236
Roundtrip
Found 22 hours ago
Select Delta flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$24,236 Found 22 hours ago
Lufthansa
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$24,456
Roundtrip
Found 22 hours ago
Select Lufthansa flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$24,456 Found 22 hours ago
American Airlines
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$24,755
Roundtrip
Found 22 hours ago
Select American Airlines flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$24,755 Found 22 hours ago
United
Thu, Oct 22 - Mon, Oct 26
LHR
London
SEA
Seattle
NT$24,936
Roundtrip
Found 22 hours ago
Select United flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$24,936 Found 22 hours ago
Finnair
Fri, Apr 9 - Tue, Apr 13
LHR
London
SEA
Seattle
NT$25,039
Roundtrip
Found 5 days ago
Select Finnair flight, departing Fri, Apr 9 from London to Seattle, returning Tue, Apr 13, priced at NT$25,039 Found 5 days ago
Condor
Thu, Oct 22 - Mon, Oct 26
LGW
London
SEA
Seattle
NT$25,118
Roundtrip
Found 22 hours ago
Select Condor flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$25,118 Found 22 hours ago
Air Dolomiti
Thu, Oct 22 - Mon, Oct 26
LCY
London
SEA
Seattle
NT$40,489
Roundtrip
Found 22 hours ago
Select Air Dolomiti flight, departing Thu, Oct 22 from London to Seattle, returning Mon, Oct 26, priced at NT$40,489 Found 22 hours 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
Heathrow Airport
Destination airport
Seattle-Tacoma International Airport
Distance
7,702 km away
Airlines serving
Finnair, Alaska Airlines, Aer Lingus, Lufthansa, Iberia, Air Canada, Brussels Airlines, Austrian Airlines, Air France, KLM, Icelandair, Virgin Atlantic, British Airways, JetBlue Airways, Turkish Airlines, WestJet, Delta, American Airlines, SAS, United, Aeromexico, Swiss International Air Lines
Popular airline
Finnair
Roundtrip price
NT$23,540
Average flight time
10 hours
*Available to One Key members.