JST to Chittagong Time Converter
BST is 3 hours behind JST. 9:00 AM JST = 6:00 AM BST.
BST is 3 hours behind JST. To convert JST to Chittagong Time, subtract 3 hours from the JST time: 9:00 AM JST = 6:00 AM BST.
JST (Japan Time) is used in Japan. Chittagong Time (Chittagong time) is used in Chittagong, Bangladesh.
JST to Chittagong Time time conversion table
JST to Chittagong Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| JST | Chittagong Time | Day |
|---|---|---|
| 12:00 AM JST | 9:00 PM BST | previous day |
| 1:00 AM JST | 10:00 PM BST | previous day |
| 2:00 AM JST | 11:00 PM BST | previous day |
| 3:00 AM JST | 12:00 AM BST | night |
| 4:00 AM JST | 1:00 AM BST | night |
| 5:00 AM JST | 2:00 AM BST | night |
| 6:00 AM JST | 3:00 AM BST | night |
| 7:00 AM JST | 4:00 AM BST | night |
| 8:00 AM JST | 5:00 AM BST | night |
| 9:00 AM JST | 6:00 AM BST | — |
| 10:00 AM JST | 7:00 AM BST | — |
| 11:00 AM JST | 8:00 AM BST | — |
| 12:00 PM JST | 9:00 AM BST | work hours |
| 1:00 PM JST | 10:00 AM BST | work hours |
| 2:00 PM JST | 11:00 AM BST | work hours |
| 3:00 PM JST | 12:00 PM BST | work hours |
| 4:00 PM JST | 1:00 PM BST | work hours |
| 5:00 PM JST | 2:00 PM BST | — |
| 6:00 PM JST | 3:00 PM BST | — |
| 7:00 PM JST | 4:00 PM BST | — |
| 8:00 PM JST | 5:00 PM BST | — |
| 9:00 PM JST | 6:00 PM BST | — |
| 10:00 PM JST | 7:00 PM BST | — |
| 11:00 PM JST | 8:00 PM BST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert JST to Chittagong Time
Subtract 3 hours from the JST time to get Chittagong Time.
Example: 9:00 AM JST = 6:00 AM BST.
Across midnight: 1:00 AM JST = 10:00 PM BST (previous day). The date changes, so always check the day as well as the hour.
Time difference between JST and Chittagong Time
The time difference between JST and Chittagong Time is 3 hours all year – BST is behind JST.
JST and Chittagong Time during daylight saving time
- JST does not observe daylight saving time; it stays on UTC+9 all year.
- Chittagong Time does not observe daylight saving time; it stays on UTC+6 all year.
Best time for a meeting between JST and Chittagong Time
JST and Chittagong Time share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM JST lands between 9:00 AM and 2:00 PM BST, inside working hours for both.
JST to Chittagong Time FAQ
What is the time difference between JST and Chittagong Time?
BST is 3 hours behind JST all year. 9:00 AM JST = 6:00 AM BST.
What is 9 AM JST in Chittagong Time?
9:00 AM JST is 6:00 AM BST.
What is 12 PM (noon) JST in Chittagong Time?
12:00 PM JST is 9:00 AM BST.
Is Chittagong Time ahead of or behind JST?
BST is 3 hours behind JST, so it is earlier in Chittagong Time than in JST.
Does JST change for daylight saving time?
No. JST stays on the same offset all year, so conversions never shift for daylight saving time.
Does Chittagong Time change for daylight saving time?
No. Chittagong Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between JST and Chittagong Time?
JST and Chittagong Time share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM JST lands between 9:00 AM and 2:00 PM BST, inside working hours for both.
Related conversions
Convert Chittagong Time to JST
Convert JST to other time zones
Convert other time zones to Chittagong Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.