Chittagong Time to MST Converter
MST is 13 hours behind BST. 9:00 AM BST = 8:00 PM MST (previous day).
MST is 13 hours behind BST at the moment. To convert Chittagong Time to MST, subtract 13 hours from the Chittagong Time time: 9:00 AM BST = 8:00 PM MST (previous day).
Chittagong Time (Chittagong time) is used in Chittagong, Bangladesh. MST (Mountain Time) is used in Denver, Salt Lake City, Albuquerque, Calgary, Edmonton; Phoenix (Arizona) all year.
Most of Arizona uses MST all year and does not switch to MDT.
Chittagong Time to MST time conversion table
Chittagong Time to MST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Chittagong Time | MST | Day |
|---|---|---|
| 12:00 AM BST | 11:00 AM MST | previous day |
| 1:00 AM BST | 12:00 PM MST | previous day |
| 2:00 AM BST | 1:00 PM MST | previous day |
| 3:00 AM BST | 2:00 PM MST | previous day |
| 4:00 AM BST | 3:00 PM MST | previous day |
| 5:00 AM BST | 4:00 PM MST | previous day |
| 6:00 AM BST | 5:00 PM MST | previous day |
| 7:00 AM BST | 6:00 PM MST | previous day |
| 8:00 AM BST | 7:00 PM MST | previous day |
| 9:00 AM BST | 8:00 PM MST | previous day |
| 10:00 AM BST | 9:00 PM MST | previous day |
| 11:00 AM BST | 10:00 PM MST | previous day |
| 12:00 PM BST | 11:00 PM MST | previous day |
| 1:00 PM BST | 12:00 AM MST | night |
| 2:00 PM BST | 1:00 AM MST | night |
| 3:00 PM BST | 2:00 AM MST | night |
| 4:00 PM BST | 3:00 AM MST | night |
| 5:00 PM BST | 4:00 AM MST | night |
| 6:00 PM BST | 5:00 AM MST | night |
| 7:00 PM BST | 6:00 AM MST | — |
| 8:00 PM BST | 7:00 AM MST | — |
| 9:00 PM BST | 8:00 AM MST | — |
| 10:00 PM BST | 9:00 AM MST | — |
| 11:00 PM BST | 10:00 AM MST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Chittagong Time to MST
Subtract 13 hours from the Chittagong Time time to get MST.
Example: 9:00 AM BST = 8:00 PM MST (previous day).
Across midnight: 1:00 AM BST = 12:00 PM MST (previous day). The date changes, so always check the day as well as the hour.
Time difference between Chittagong Time and MST
The time difference between Chittagong Time and MST 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:
- 1 Jan 2026 – 7 Mar 2026: MST is 13 hours behind of Chittagong Time.
- 8 Mar 2026 – 31 Oct 2026: MST is 12 hours behind of Chittagong Time.
- 1 Nov 2026 – 31 Dec 2026: MST is 13 hours behind of Chittagong Time.
Chittagong Time and MST during daylight saving time
- Chittagong Time does not observe daylight saving time; it stays on UTC+6 all year.
- MST next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from MST (UTC−7) to MDT (UTC−6).
Best time for a meeting between Chittagong Time and MST
Chittagong Time and MST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM BST, which is 6:00 PM MST.
Chittagong Time to MST FAQ
What is the time difference between Chittagong Time and MST?
Right now MST is 13 hours behind BST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Chittagong Time in MST?
9:00 AM BST is 8:00 PM MST (previous day).
What is 12 PM (noon) Chittagong Time in MST?
12:00 PM BST is 11:00 PM MST (previous day).
Is MST ahead of or behind Chittagong Time?
MST is 13 hours behind BST, so it is earlier in MST than in Chittagong 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.
Does MST change for daylight saving time?
Yes. MST next changes on 14 Mar 2027, when clocks go forward one hour from MST to MDT.
What is the best time for a meeting between Chittagong Time and MST?
Chittagong Time and MST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM BST, which is 6:00 PM MST.
Is MT the same as MST?
MST is the winter (standard) name of Mountain Time (MT). From March to November the same clocks are called MDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert MST to Chittagong Time
Convert Chittagong Time to other time zones
Convert other time zones to MST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.