Flight time from Seattle to London
SEA → LHR · Seattle–Tacoma International Airport to London Heathrow Airport
The flight from Seattle (SEA) to London (LHR) takes about 8h 6m nonstop on a widebody airliner, covering 4,786 miles (7,702 km).
How the aircraft compares
Regional jetEmbraer E175, CRJ
Beyond range
NarrowbodyBoeing 737, Airbus A320
Beyond range
WidebodyBoeing 787, A350, 777
8h 6m
When will you arrive?
London is 8 hours ahead of Seattle. You cross 8 time zones heading east. Eastbound trips like this one tend to be harder to adjust to, so plan for a day or two of jet lag.
See your exact arrival time
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Common questions
- How long is the flight from Seattle to London?
- About 8h 6m nonstop on a widebody airliner. Airlines add taxi and buffer time to the schedule.
- How far is it?
- 4,786 miles, or 7,702 km (4,159 nautical miles) in a straight line.
- What is the time difference?
- London is 8 hours ahead of Seattle.
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