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3:02 AM JST in BST
UK Time · previous day · right now BST is 8 hours behind JST
Times follow Tokyo for JST and London for BST, using the IANA time zone database.
JST to BST time difference
BST is 8 hours behind JST for most of 2026, and 9 hours behind JST for about 155 days, because daylight saving time changes on different dates.
Japan Standard Time does not use daylight saving time. In 2026, UK Time switches to BST on March 29 and back to GMT on October 25.
JST to BST conversion table
Every hour on 2026-09-29. Highlighted rows fall inside 9 AM–5 PM in both zones.
| JST (Japan Standard Time) | BST (UK Time) |
|---|---|
| 12:00 AM | 4:00 PM · previous day |
| 1:00 AM | 5:00 PM · previous day |
| 2:00 AM | 6:00 PM · previous day |
| 3:00 AM | 7:00 PM · previous day |
| 4:00 AM | 8:00 PM · previous day |
| 5:00 AM | 9:00 PM · previous day |
| 6:00 AM | 10:00 PM · previous day |
| 7:00 AM | 11:00 PM · previous day |
| 8:00 AM | 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 |
Working hours overlap
On 2026-09-29, 9 AM–5 PM workdays in JST and BST don't overlap. Try an early start in one zone and a late finish in the other, or use the meeting planner.
Convert JST to other time zones
How to use
Follow these steps to get a result
Pick a date and a time in Japan Standard Time (JST).
Read the matching BST time, including whether it falls on the next or previous day.
Scan the 24-hour table to see every hour at once, with shared working hours highlighted.
Features
What this tool includes
Live clocks for both time zones
Daylight saving time handled automatically
24-hour conversion table
Working-hours overlap
FAQ
Common questions about this tool
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