Seattle to London Time Difference and Meeting Times
London is 8 hours ahead of Seattle.
Best meeting time
No time works for everyone. Best compromise: 1:00 AM to 2:00 AM (Los Angeles time), when 1 city is outside working hours.
Working hours are 9 AM to 5 PM in each city. Times are for Thursday, 5 November 2026.
Seattle 6 AM to 10 PM in London
Each row is a time in Seattle, United States and the matching time in London, United Kingdom.
| Seattle | London | Day | Fit |
|---|---|---|---|
| 6:00 AM | 2:00 PM | Same day | Outside working hours |
| 7:00 AM | 3:00 PM | Same day | Early or late for one city |
| 8:00 AM | 4:00 PM | Same day | Early or late for one city |
| 9:00 AM | 5:00 PM | Same day | Early or late for one city |
| 10:00 AM | 6:00 PM | Same day | Early or late for one city |
| 11:00 AM | 7:00 PM | Same day | Early or late for one city |
| 12:00 PM | 8:00 PM | Same day | Early or late for one city |
| 1:00 PM | 9:00 PM | Same day | Outside working hours |
| 2:00 PM | 10:00 PM | Same day | Outside working hours |
| 3:00 PM | 11:00 PM | Same day | Outside working hours |
| 4:00 PM | 12:00 AM | +1 | Outside working hours |
| 5:00 PM | 1:00 AM | +1 | Outside working hours |
| 6:00 PM | 2:00 AM | +1 | Outside working hours |
| 7:00 PM | 3:00 AM | +1 | Outside working hours |
| 8:00 PM | 4:00 AM | +1 | Outside working hours |
| 9:00 PM | 5:00 AM | +1 | Outside working hours |
| 10:00 PM | 6:00 AM | +1 | Outside working hours |
Each row is a time in Seattle, United States and the matching time in London, United Kingdom.
Daylight saving and this time difference
Seattle and London both use daylight saving, but not always on the same dates. For a few weeks each spring and autumn, the gap is one hour different from the usual figure.
UTC offsets right now: Seattle is UTCUTC-8, and London is UTCUTC on Thursday, 5 November 2026. Check the date of your meeting in the planner, since the gap can change for a few weeks each year.
To compare more than two cities, open the meeting planner. To see the gap between any two cities, try the time difference calculator.
Related conversions
Frequently asked questions
What is the time difference between Seattle and London?
London is 8 hours ahead of Seattle. The comparison uses Thursday, 5 November 2026, so the result is correct for that date.
When is the best time for a meeting between Seattle and London?
No time works for everyone. Best compromise: 1:00 AM to 2:00 AM (Los Angeles time), when 1 city is outside working hours.
Does the time difference between Seattle and London change with daylight saving?
Seattle and London both use daylight saving, but not always on the same dates. For a few weeks each spring and autumn, the gap is one hour different from the usual figure.