CST to Chittagong Time Converter
BST is 12 hours ahead of CST. 9:00 AM CST = 9:00 PM BST.
BST is 12 hours ahead of CST at the moment. To convert CST to Chittagong Time, add 12 hours to the CST time: 9:00 AM CST = 9:00 PM BST.
CST (Central Time) is used in Chicago, Dallas, Houston, Minneapolis, New Orleans, Winnipeg; Mexico City and Central America use UTC−6 all year. Chittagong Time (Chittagong time) is used in Chittagong, Bangladesh.
CST here means North American Central Standard Time, not China Standard Time.
CST to Chittagong Time time conversion table
CST to Chittagong Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| CST | Chittagong Time | Day |
|---|---|---|
| 12:00 AM CST | 12:00 PM BST | — |
| 1:00 AM CST | 1:00 PM BST | — |
| 2:00 AM CST | 2:00 PM BST | — |
| 3:00 AM CST | 3:00 PM BST | — |
| 4:00 AM CST | 4:00 PM BST | — |
| 5:00 AM CST | 5:00 PM BST | — |
| 6:00 AM CST | 6:00 PM BST | — |
| 7:00 AM CST | 7:00 PM BST | — |
| 8:00 AM CST | 8:00 PM BST | — |
| 9:00 AM CST | 9:00 PM BST | — |
| 10:00 AM CST | 10:00 PM BST | night |
| 11:00 AM CST | 11:00 PM BST | night |
| 12:00 PM CST | 12:00 AM BST | next day |
| 1:00 PM CST | 1:00 AM BST | next day |
| 2:00 PM CST | 2:00 AM BST | next day |
| 3:00 PM CST | 3:00 AM BST | next day |
| 4:00 PM CST | 4:00 AM BST | next day |
| 5:00 PM CST | 5:00 AM BST | next day |
| 6:00 PM CST | 6:00 AM BST | next day |
| 7:00 PM CST | 7:00 AM BST | next day |
| 8:00 PM CST | 8:00 AM BST | next day |
| 9:00 PM CST | 9:00 AM BST | next day |
| 10:00 PM CST | 10:00 AM BST | next day |
| 11:00 PM CST | 11:00 AM BST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert CST to Chittagong Time
Add 12 hours to the CST time to get Chittagong Time.
Example: 9:00 AM CST = 9:00 PM BST.
Across midnight: 10:00 PM CST = 10:00 AM BST (next day). The date changes, so always check the day as well as the hour.
Time difference between CST and Chittagong Time
The time difference between CST and Chittagong Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 31 Dec 2025 – 7 Mar 2026: Chittagong Time is 12 hours ahead of CST.
- 8 Mar 2026 – 31 Oct 2026: Chittagong Time is 11 hours ahead of CST.
- 1 Nov 2026 – 30 Dec 2026: Chittagong Time is 12 hours ahead of CST.
CST and Chittagong Time during daylight saving time
- CST next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from CST (UTC−6) to CDT (UTC−5).
- Chittagong Time does not observe daylight saving time; it stays on UTC+6 all year.
Best time for a meeting between CST and Chittagong Time
CST and Chittagong Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM CST, which is 7:00 PM BST.
CST to Chittagong Time FAQ
What is the time difference between CST and Chittagong Time?
Right now BST is 12 hours ahead of CST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM CST in Chittagong Time?
9:00 AM CST is 9:00 PM BST.
What is 12 PM (noon) CST in Chittagong Time?
12:00 PM CST is 12:00 AM BST (next day).
Is Chittagong Time ahead of or behind CST?
BST is 12 hours ahead of CST, so it is later in Chittagong Time than in CST.
Does CST change for daylight saving time?
Yes. CST next changes on 14 Mar 2027, when clocks go forward one hour from CST to CDT.
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 CST and Chittagong Time?
CST and Chittagong Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM CST, which is 7:00 PM BST.
Is CT the same as CST?
CST is the winter (standard) name of Central Time (CT). From March to November the same clocks are called CDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert Chittagong Time to CST
Convert CST to other time zones
Convert other time zones to Chittagong Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.