Tokyo to London Time Difference
London is 8 hours behind Tokyo. When it's 10:34:27 PM in Tokyo, it's 02:34:27 PM in London.
How Many Hours Behind Is London From Tokyo?
London is 8 hours behind Tokyo. So Tokyo is 8 hours ahead of London looking the other way — the same gap, described from the other end.
In practice that means a working day in Tokyo starts when it is already 1:00 AM in London. The gap is not fixed all year: it becomes 9 hours on Sunday, October 25, 2026, when London changes its clocks.
Best Time to Call Tokyo and London
Standard 9-to-5 hours in Tokyo and London never overlap, so someone has to take the call outside their working day. The most workable window is 3:00 PM to 10:00 PM in Tokyo, which is 7:00 AM to 2:00 PM in London.
both at work Tokyo only London only neither — hours shown along the strip are Tokyo local time.
Convert a Specific Time
Pick any date and time in Tokyo to see the exact equivalent in London.
Common Times Converted
Tokyo time on the left, London time on the right.
Tokyo to London: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Tokyo. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Tokyo | London | Working hours |
|---|---|---|
| 12:00 AM | 4:00 PM prev day | London only |
| 1:00 AM | 5:00 PM prev day | — |
| 2:00 AM | 6:00 PM prev day | — |
| 3:00 AM | 7:00 PM prev day | — |
| 4:00 AM | 8:00 PM prev day | — |
| 5:00 AM | 9:00 PM prev day | — |
| 6:00 AM | 10:00 PM prev day | — |
| 7:00 AM | 11:00 PM prev day | — |
| 8:00 AM | 12:00 AM | — |
| 9:00 AM | 1:00 AM | Tokyo only |
| 10:00 AM | 2:00 AM | Tokyo only |
| 11:00 AM | 3:00 AM | Tokyo only |
| 12:00 PM | 4:00 AM | Tokyo only |
| 1:00 PM | 5:00 AM | Tokyo only |
| 2:00 PM | 6:00 AM | Tokyo only |
| 3:00 PM | 7:00 AM | Tokyo only |
| 4:00 PM | 8:00 AM | Tokyo only |
| 5:00 PM | 9:00 AM | London only |
| 6:00 PM | 10:00 AM | London only |
| 7:00 PM | 11:00 AM | London only |
| 8:00 PM | 12:00 PM | London only |
| 9:00 PM | 1:00 PM | London only |
| 10:00 PM | 2:00 PM | London only |
| 11:00 PM | 3:00 PM | London only |
Understanding the Tokyo – London Time Difference
Tokyo runs on Asia/Tokyo, currently JST (UTC+9:00). London runs on Europe/London, currently BST (UTC+1:00). The gap of 8 hours is simply the distance between those two offsets.
London observes Daylight Saving Time and Tokyo does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, October 25, 2026, when London adjusts its clocks and the difference becomes 9 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in Japan · Daylight Saving Time in the United Kingdom.
Tokyo today
London today
Frequently Asked Questions
What is the time difference between Tokyo and London?
London is currently 8 hours behind Tokyo. That gap becomes 9 hours on Sunday, October 25, 2026, when London changes its clocks.
How many hours behind is London from Tokyo?
London is 8 hours behind Tokyo. Looking at it the other way, Tokyo is 8 hours ahead of London.
What time is it in London when it is 9:00 AM in Tokyo?
When it is 9:00 AM in Tokyo, it is 1:00 AM in London.
Is London ahead of or behind Tokyo?
London is 8 hours behind Tokyo. Tokyo reaches each point in the day first, so London is still getting started while the Tokyo working day is finishing.
What is the best time to call between Tokyo and London?
Standard business hours in Tokyo and London do not overlap at all, so one side has to step outside the 9-to-5. The most workable window is 3:00 PM to 10:00 PM in Tokyo, which is 7:00 AM to 2:00 PM in London.
Does the time difference between Tokyo and London change during the year?
Yes. London observes Daylight Saving Time and Tokyo does not, so the gap between them shifts during the year. It changes to 9 hours on Sunday, October 25, 2026.
What time zones are Tokyo and London in?
Tokyo uses the Asia/Tokyo time zone, currently JST (UTC+9:00). London uses Europe/London, currently BST (UTC+1:00).