BST to JST Time Converter
Convert British Summer Time to Japan Standard Time instantly.
Scroll the timeline to check any hour of the day.
British Summer Time
BST
9:24
Japan Standard Time
JST
5:24
BST is on daylight savings (BST), while JST is on standard time (JST) right now.
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the BST to JST time difference works
JST is 8 hours ahead of BST. British Summer Time (BST) is the spring-to-autumn daylight time of the United Kingdom. Japan Standard Time (JST) is the time zone of Japan. For example, 9:00 AM BST is 5:00 PM JST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
8 hours
Daylight saving
BST only
BST offset
UTC+0
JST offset
UTC+9
BST to JST conversion chart
| British Summer Time (BST) | Japan Standard Time (JST) |
|---|---|
| 12:00 AM | 8:00 AM |
| 1:00 AM | 9:00 AM |
| 2:00 AM | 10:00 AM |
| 3:00 AM | 11:00 AM |
| 4:00 AM | 12:00 PM |
| 5:00 AM | 1:00 PM |
| 6:00 AM | 2:00 PM |
| 7:00 AM | 3:00 PM |
| 8:00 AM | 4:00 PM |
| 9:00 AM | 5:00 PM |
| 10:00 AM | 6:00 PM |
| 11:00 AM | 7:00 PM |
| 12:00 PM | 8:00 PM |
| 1:00 PM | 9:00 PM |
| 2:00 PM | 10:00 PM |
| 3:00 PM | 11:00 PM |
| 4:00 PM | 12:00 AM +1 day |
| 5:00 PM | 1:00 AM +1 day |
| 6:00 PM | 2:00 AM +1 day |
| 7:00 PM | 3:00 AM +1 day |
| 8:00 PM | 4:00 AM +1 day |
| 9:00 PM | 5:00 AM +1 day |
| 10:00 PM | 6:00 AM +1 day |
| 11:00 PM | 7:00 AM +1 day |
Cities in each time zone
British Summer Time (BST)
LondonManchesterBirminghamGlasgowLiverpoolBristol
Japan Standard Time (JST)
TokyoOsakaYokohamaNagoyaSapporo
BST to JST questions
Is JST ahead of or behind BST?
JST is 8 hours ahead of BST. So 9:00 AM BST is 5:00 PM JST, and 5:00 PM BST is 1:00 AM JST.
What time is it in JST when it is 12:00 PM BST?
When it is 12:00 PM (noon) BST in British Summer Time, it is 8:00 PM JST in Japan Standard Time.
How many hours difference is there between BST and JST?
There is a 8 hours difference. Japan Standard Time (JST) runs 8 hours ahead of British Summer Time (BST).
Do BST and JST observe daylight saving time?
British Summer Time observes daylight saving time but Japan Standard Time does not, so the difference between them changes by an hour twice a year.
What is the best time to schedule a meeting between BST and JST?
A standard 9-to-5 workday in British Summer Time and Japan Standard Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use BST and JST?
British Summer Time (BST) covers cities such as London, Manchester, Birmingham, Glasgow, Liverpool, Bristol. Japan Standard Time (JST) covers cities such as Tokyo, Osaka, Yokohama, Nagoya, Sapporo.