Live Synchronized Time Difference
TokyotoLondonTime Difference
🇯🇵
Tokyo
Japan (GMT+9)00:10:18UTC+9:00
🇬🇧
London
United Kingdom (GMT)15:10:18UTC+0:00
Direct Distance9,559 km (5,940 miles)
Estimated Flight Time~11.7 hours
Business Overlap0 overlapping hours (9am–5pm)
Feasible Shoulder Hours Window
Recommended calling window between Tokyo and London
Off-Peak Calling Window
Tokyo Time
4:00 PM – 9:00 PM
London Time
7:00 AM – 12:00 PM
There are no overlapping 9-to-5 working hours between Tokyo and London. The optimal compromise window falls during morning/evening shoulder periods (7:00 AM – 9:00 PM) when participants in both locations are awake.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Tokyo and London.
Work (9am-5pm)ShoulderSleep / Off
| Tokyo Time (Japan) | London Time (United Kingdom) | Status & Recommendation |
|---|---|---|
| 00:00AM | 15:00PM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 16:00PM-1 day | ⚪ Outside Work Hours |
| 02:00AM | 17:00PM-1 day | ⚪ Outside Work Hours |
| 03:00AM | 18:00PM-1 day | ⚪ Outside Work Hours |
| 04:00AM | 19:00PM-1 day | ⚪ Outside Work Hours |
| 05:00AM | 20:00PM-1 day | ⚪ Outside Work Hours |
| 06:00AM | 21:00PM-1 day | ⚪ Outside Work Hours |
| 07:00AM | 22:00PM-1 day | ⚪ Outside Work Hours |
| 08:00AM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 09:00AM | 00:00AM | ⚪ Outside Work Hours |
| 10:00AM | 01:00AM | ⚪ Outside Work Hours |
| 11:00AM | 02:00AM | ⚪ Outside Work Hours |
| 12:00PM | 03:00AM | ⚪ Outside Work Hours |
| 13:00PM | 04:00AM | ⚪ Outside Work Hours |
| 14:00PM | 05:00AM | ⚪ Outside Work Hours |
| 15:00PM | 06:00AM | ⚪ Outside Work Hours |
| 16:00PM | 07:00AM | 🟡 Feasible (Shoulder Hour) |
| 17:00PM | 08:00AM | ⚪ Outside Work Hours |
| 18:00PM | 09:00AM | ⚪ Outside Work Hours |
| 19:00PM | 10:00AM | ⚪ Outside Work Hours |
| 20:00PM | 11:00AM | ⚪ Outside Work Hours |
| 21:00PM | 12:00PM | ⚪ Outside Work Hours |
| 22:00PM | 13:00PM | ⚪ Outside Work Hours |
| 23:00PM | 14:00PM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Tokyo and London?
London is 9 hours behind Tokyo.
What is the best time to schedule a cross-border meeting between Tokyo and London?
Because of the wide timezone separation, a compromise meeting window during early morning in one location and evening in the other is recommended.
Does daylight saving time (DST) affect the time difference between Tokyo and London?
Yes. If either Japan or United Kingdom observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.