London to Tokyo Time Converter

London is 8 hours behind Tokyo · London UTC+1 · Tokyo UTC+9

🇬🇧 London

🇯🇵 Tokyo

Best time to connect

Working hours overlap: 9am–10am London time. That's the window when both cities are in a typical 9-to-5 workday — ideal for calls and meetings.

London ↔ Tokyo time difference explained

London is 8 hours behind Tokyo. London, United Kingdom runs on Europe/London (UTC+1) while Tokyo, Japan uses Asia/Tokyo (UTC+9). The converter above stays accurate through daylight saving changes because it reads live UTC offsets rather than fixed values. Whether you're coordinating remote work, booking a call, or planning travel between London and Tokyo, the working-hours overlap panel shows exactly when both cities are awake and at their desks.

Need more than the time? See the full London and Tokyo remote-work guides — cost of living, internet speed and visa options.

More London conversions

London → New York London → Singapore (CBD)London → Dubai London → Sydney London → Paris London → Mumbai

Hour-by-hour: London to Tokyo

When it's this time in London, here's the time in Tokyo — all 24 hours, in both 24-hour and 12-hour (am/pm) format.

00:00 · 12am08:00 · 8am

01:00 · 1am09:00 · 9am

02:00 · 2am10:00 · 10am

03:00 · 3am11:00 · 11am

04:00 · 4am12:00 · 12pm

05:00 · 5am13:00 · 1pm

06:00 · 6am14:00 · 2pm

07:00 · 7am15:00 · 3pm

08:00 · 8am16:00 · 4pm

09:00 · 9am17:00 · 5pm

10:00 · 10am18:00 · 6pm

11:00 · 11am19:00 · 7pm

12:00 · 12pm20:00 · 8pm

13:00 · 1pm21:00 · 9pm

14:00 · 2pm22:00 · 10pm

15:00 · 3pm23:00 · 11pm

16:00 · 4pm00:00 · 12am (+1d)

17:00 · 5pm01:00 · 1am (+1d)

18:00 · 6pm02:00 · 2am (+1d)

19:00 · 7pm03:00 · 3am (+1d)

20:00 · 8pm04:00 · 4am (+1d)

21:00 · 9pm05:00 · 5am (+1d)

22:00 · 10pm06:00 · 6am (+1d)

23:00 · 11pm07:00 · 7am (+1d)

London keeps British Summer Time (BST, UTC+1) from 29 March to 25 October 2026, and Greenwich Mean Time (GMT, UTC+0) for the rest of the year. Tokyo keeps Japan Standard Time (JST, UTC+9) all year. On those offsets the time in Japan is 8 hours ahead of the time in the United Kingdom: 9am in London is 5pm, 12pm in London is 8pm, 2pm in London is 10pm, and 8pm in London is 4am the next day in Tokyo.

Frequently asked questions

What is the time difference between London and Tokyo?

London is 8 hours behind Tokyo. London is UTC+1 and Tokyo is UTC+9. The live converter above updates every second and accounts for daylight saving time automatically.

When it's 9am in London, what time is it in Tokyo?

When it's 9am in London, it's 17:00 in Tokyo (london is 8 hours behind tokyo).

What's the best time to schedule a call between London and Tokyo?

The "best time to connect" panel above shows the live working-hours overlap — the window when both London and Tokyo are within a typical 9-to-5 workday, ideal for meetings and calls.

Do London and Tokyo observe daylight saving time?

Both cities' current UTC offsets are shown live above and adjust automatically when either region enters or leaves daylight saving time, so the converter is always accurate.