Tokyo to London Time Converter
Convert time between Tokyo, Japan and London, United Kingdom.
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
Tokyo is 9 hours ahead of London right now.
- Now until Mar 28, 2027: Tokyo is 9 hours ahead of London (JST → GMT).
- Mar 28, 2027 – Oct 31, 2027: Tokyo is 8 hours ahead of London (JST → BST).
- From Oct 31, 2027: Tokyo is 9 hours ahead of London (JST → GMT).
Best time to call
Convenient overlapping hours on Tuesday, November 3, 2026.
| Tokyo (JST) | London (GMT) |
|---|---|
| 4:00 PM | 7:00 AM |
| 6:00 PM | 9:00 AM |
| 7:00 PM | 10:00 AM |
| 8:00 PM | 11:00 AM |
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 Tokyo and LondonTokyo to London conversion table
For Wednesday, November 4, 2026 in Tokyo.
| Tokyo (JST) | London (GMT) |
|---|---|
| 12:00 AM | 3:00 PM(previous day) |
| 1:00 AM | 4:00 PM(previous day) |
| 2:00 AM | 5:00 PM(previous day) |
| 3:00 AM | 6:00 PM(previous day) |
| 4:00 AM | 7:00 PM(previous day) |
| 5:00 AM | 8:00 PM(previous day) |
| 6:00 AM | 9:00 PM(previous day) |
| 7:00 AM | 10:00 PM(previous day) |
| 8:00 AM | 11:00 PM(previous day) |
| 9:00 AM | 12:00 AM |
| 10:00 AM | 1:00 AM |
| 11:00 AM | 2:00 AM |
| 12:00 PM | 3:00 AM |
| 1:00 PM | 4:00 AM |
| 2:00 PM | 5:00 AM |
| 3:00 PM | 6:00 AM |
| 4:00 PM | 7:00 AM |
| 5:00 PM | 8:00 AM |
| 6:00 PM | 9:00 AM |
| 7:00 PM | 10:00 AM |
| 8:00 PM | 11:00 AM |
| 9:00 PM | 12:00 PM |
| 10:00 PM | 1:00 PM |
| 11:00 PM | 2:00 PM |
About these cities
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.
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.
Tokyo to London FAQs
What time is it in London when it is 9 AM in Tokyo?
On Wednesday, November 4, 2026, 9:00 AM in Tokyo (JST) is 12:00 AM GMT in London.
How many hours ahead is Tokyo from London?
It depends on the time of year because of daylight saving time. Now until Mar 28, 2027: Tokyo is 9 hours ahead of London (JST → GMT). Mar 28, 2027 – Oct 31, 2027: Tokyo is 8 hours ahead of London (JST → BST).
What is the best time for a call between Tokyo and London?
On Tuesday, November 3, 2026, good options are 4:00 PM JST (7:00 AM GMT), 6:00 PM JST (9:00 AM GMT), 7:00 PM JST (10:00 AM GMT), 8:00 PM JST (11:00 AM GMT). There is no overlap of 9 AM–5 PM working hours, so these fall early or late for one side.
Does Tokyo observe daylight saving time?
No. Tokyo stays on JST (UTC+9) all year.
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).