London and Tokyo: Real-Time Clock
London lags by 8 hours
Quick time conversions: London → Tokyo
Common reference points to help you plan across the time difference.
If it's 6:00 PM in London, it's 2:00 AM in Tokyo.(+1 day)
If it's 4:00 PM where I am in London, what does Tokyo show?—12:00 AM(+1 day)
1:00 PMin London→9:00 PMin Tokyo
When London clocks show 7:00 PM, Tokyo reads 3:00 AM.(+1 day)
12:00 PMin London→8:00 PMin Tokyo
I'm in London at 10:00 AM — what time is my colleague in Tokyo seeing?—6:00 PM
2:00 PMin London→10:00 PMin Tokyo
Frequently Asked Questions
How many hours difference between London and Tokyo?
The offset is 8 hours — London is behind Tokyo. Timezones: Europe/London and Asia/Tokyo.
Can I find a standard business hour that suits both London and Tokyo?
No mutual business hours exist between London and Tokyo. The 8 hours difference pushes them into completely separate workdays.
Will the time gap between London and Tokyo change because of DST?
London is about to observe DST back 1h at 02:00 — Oct 25. This adjusts the London–Tokyo difference by 1h — update your calendar.
If it's noon in London, what time is it in Tokyo?
Noon in London corresponds to 8:00 PM in Tokyo.
How do I convert London time to Tokyo time?
The live slider at the top converts any London time to Tokyo instantly. You can also type natural language like "9am" or "15:30".
Does London have holidays coming up that could affect scheduling?
Watch out for Saint Andrew's Day in London on November 30 — offices may be closed or understaffed.
Which UTC offsets do London and Tokyo follow?
London runs on Europe/London (IANA) and Tokyo on Asia/Tokyo (IANA) — a 8 hours gap between them.
How do London and Tokyo relate to UTC?
London uses Europe/London and Tokyo uses Asia/Tokyo. The 8 hours difference between them reflects their distinct UTC offset positions.
London ↔ Tokyo
No overlap — one side will join outside working hours· Showing afternoon hours (12:00–20:00)
London
Tokyo
Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.