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Time Difference: London to Seattle
🇬🇧LondonUTC+0
vs🇺🇸SeattleUTC-8
🇬🇧
London, UK
Fri, Apr 17
🇺🇸
Seattle, US
Fri, Apr 17
Click a time to convert
Time Difference
8 hours
Seattle is 8 hours behind London
London vs Seattle timezone guide
London (UK) uses the Europe/London timezone at UTC+0, while Seattle (US) uses America/Los_Angeles at UTC-8. This means Seattle is 8 hours behind London (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between London and Seattle, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.