London to Tokyo Time Converter
Convert time between London, United Kingdom and Tokyo, Japan.
Convert a specific time
- IndiaIST, UTC+5:30
- Eastern Time – New YorkEST, UTC-5
- Central Time – ChicagoCST, UTC-6
- Mountain Time – DenverMST, UTC-7
- Arizona – PhoenixMST, UTC-7
- Pacific Time – Los AngelesPST, UTC-8
- Mexico CityCST, UTC-6
- Saskatchewan – ReginaCST, UTC-6
- UTC / GMTUTC, UTC+0
- United Kingdom – LondonGMT, UTC+0
- Central Europe – Paris, BerlinCET, UTC+1
- Gulf – DubaiGST, UTC+4
- SingaporeSGT, UTC+8
- Japan – TokyoJST, UTC+9
- Australia Eastern – SydneyAEDT, UTC+11
- EST (always UTC-5)Fixed offset, no DST
- CST (always UTC-6)Fixed offset, no DST
- MST (always UTC-7)Fixed offset, no DST
- PST (always UTC-8)Fixed offset, no DST
- IndiaIST, UTC+5:30
- Eastern Time – New YorkEST, UTC-5
- Central Time – ChicagoCST, UTC-6
- Mountain Time – DenverMST, UTC-7
- Arizona – PhoenixMST, UTC-7
- Pacific Time – Los AngelesPST, UTC-8
- Mexico CityCST, UTC-6
- Saskatchewan – ReginaCST, UTC-6
- UTC / GMTUTC, UTC+0
- United Kingdom – LondonGMT, UTC+0
- Central Europe – Paris, BerlinCET, UTC+1
- Gulf – DubaiGST, UTC+4
- SingaporeSGT, UTC+8
- Japan – TokyoJST, UTC+9
- Australia Eastern – SydneyAEDT, UTC+11
- EST (always UTC-5)Fixed offset, no DST
- CST (always UTC-6)Fixed offset, no DST
- MST (always UTC-7)Fixed offset, no DST
- PST (always UTC-8)Fixed offset, no DST
Time Difference
London is 9 hours behind Tokyo right now.
- Now until Mar 28, 2027: London is 9 hours behind Tokyo (GMT → JST).
- Mar 28, 2027 – Oct 31, 2027: London is 8 hours behind Tokyo (BST → JST).
- From Oct 31, 2027: London is 9 hours behind Tokyo (GMT → JST).
Best time to call
Convenient overlapping hours on Wednesday, November 4, 2026.
| London (GMT) | Tokyo (JST) |
|---|---|
| 7:00 AM | 4:00 PM |
| 9:00 AM | 6:00 PM |
| 10:00 AM | 7:00 PM |
| 11:00 AM | 8:00 PM |
No 9 AM–5 PM overlap: suggestions are within working hours on one side and between 7 AM and 10 PM on the other.
Convert another time zone Plan a meeting across London and TokyoLondon to Tokyo conversion table
For Tuesday, November 3, 2026 in London.
| London (GMT) | Tokyo (JST) |
|---|---|
| 12:00 AM | 9:00 AM |
| 1:00 AM | 10:00 AM |
| 2:00 AM | 11:00 AM |
| 3:00 AM | 12:00 PM |
| 4:00 AM | 1:00 PM |
| 5:00 AM | 2:00 PM |
| 6:00 AM | 3:00 PM |
| 7:00 AM | 4:00 PM |
| 8:00 AM | 5:00 PM |
| 9:00 AM | 6:00 PM |
| 10:00 AM | 7:00 PM |
| 11:00 AM | 8:00 PM |
| 12:00 PM | 9:00 PM |
| 1:00 PM | 10:00 PM |
| 2:00 PM | 11:00 PM |
| 3:00 PM | 12:00 AM(next day) |
| 4:00 PM | 1:00 AM(next day) |
| 5:00 PM | 2:00 AM(next day) |
| 6:00 PM | 3:00 AM(next day) |
| 7:00 PM | 4:00 AM(next day) |
| 8:00 PM | 5:00 AM(next day) |
| 9:00 PM | 6:00 AM(next day) |
| 10:00 PM | 7:00 AM(next day) |
| 11:00 PM | 8:00 AM(next day) |
About these cities
Current time in London
London is on UK time (IANA time zone Europe/London), currently GMT (UTC+0). It observes daylight saving time, switching between Greenwich Mean Time and British Summer Time, so conversions depend on the date.
Current time in Tokyo
Tokyo is on Japan Standard Time (IANA time zone Asia/Tokyo), currently JST (UTC+9). It does not observe daylight saving time, so the offset is the same all year.
London to Tokyo FAQs
What time is it in Tokyo when it is 9 AM in London?
On Tuesday, November 3, 2026, 9:00 AM in London (GMT) is 6:00 PM JST in Tokyo.
How many hours ahead is London from Tokyo?
It depends on the time of year because of daylight saving time. Now until Mar 28, 2027: London is 9 hours behind Tokyo (GMT → JST). Mar 28, 2027 – Oct 31, 2027: London is 8 hours behind Tokyo (BST → JST).
What is the best time for a call between London and Tokyo?
On Wednesday, November 4, 2026, good options are 7:00 AM GMT (4:00 PM JST), 9:00 AM GMT (6:00 PM JST), 10:00 AM GMT (7:00 PM JST), 11:00 AM GMT (8:00 PM JST). There is no overlap of 9 AM–5 PM working hours, so these fall early or late for one side.
Does London observe daylight saving time?
Yes. London switches between Greenwich Mean Time and British Summer Time each year, so the difference with Tokyo changes on the dates listed above. Right now it is on GMT (UTC+0).
Does Tokyo observe daylight saving time?
No. Tokyo stays on JST (UTC+9) all year.