Flight Route · International
London → Seattle
LGW to SEA
London Gatwick Airport to Seattle–Tacoma International Airport: 4,811 miles (7,742 km), about 10h 11m airborne, −8h time-zone shift on arrival.
Distance
4,811 mi
7,742 km
Flight time
10h 11m
block time, approx
Time-zone shift
−8h
London → Los_Angeles
International?
Yes
United Kingdom → United States
LGW–SEA questions, answered
How long is the flight from London to Seattle?
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A direct flight from London Gatwick Airport (LGW) to Seattle–Tacoma International Airport (SEA) takes approximately 10h 11m. Actual block time varies with aircraft type, winds, and routing.
What is the distance from LGW to SEA?
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The great-circle distance from London Gatwick Airport to Seattle–Tacoma International Airport is approximately 4811 miles (7742 kilometers). Actual flown distance varies slightly with the routing assigned by air traffic control.
What is the time difference between London and Seattle?
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Seattle is −8h relative to London. Europe/London → America/Los_Angeles.
Which airlines fly from LGW to SEA?
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Carriers serving both endpoints include various international and regional carriers. Direct service depends on the specific carrier and season — confirm with your booking source for current schedules.
Is this an international flight?
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Yes. London Gatwick Airport is in United Kingdom, and Seattle–Tacoma International Airport is in United States. Travelers should confirm passport, visa, and customs requirements before departure.
Can I track LGW–SEA flights on TripDesk365?
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Yes. TripDesk365 imports your booking confirmations from your inbox, identifies the route, and shows real-time status — gate changes, delays, and live aircraft position. Free for 14 days.
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