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London to Seattle: flight time and arrival time
Now in London
—
Now in Seattle
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Nonstop flight: about 10h 30m · 4,786 miles · Seattle is 8 hours behind London
What time will you land?
If you take off from London at these local times, here's roughly when you'll arrive in Seattle, local time, on a nonstop flight of about 10 hours 30 minutes:
| Leave London | Arrive Seattle |
|---|---|
| 6 AM | 8:30 AM |
| 9 AM | 11:30 AM |
| 12 PM | 2:30 PM |
| 3 PM | 5:30 PM |
| 6 PM | 8:30 PM |
| 9 PM | 11:30 PM |
| 11:30 PM | 2 AM +1 day |
Based on today's clocks (Monday, October 12, 2026) and an estimated flight time worked out from the distance. Use your ticket's exact times for the most accurate answer.
Jet lag
Flying west to Seattle means your day stretches by 8 hours, which most people find easier than flying east. Try to stay awake until a normal local bedtime on arrival, and get some evening light to help your body clock shift later.
Questions
How long is the flight from London to Seattle?
A nonstop flight from London to Seattle takes about 10 hours 30 minutes. The route covers roughly 4,786 miles (7,703 km). Flights with a stopover take longer.
If I leave London at 6 PM, what time will I land in Seattle?
On a nonstop flight of about 10 hours 30 minutes, leaving London at 6:00 PM local time gets you to Seattle at about 8:30 PM local time, based on today's clocks.
What is the time difference between London and Seattle?
Seattle is currently 8 hours behind London.