MST to CST Converter
CST is 1 hour ahead of MST. 9:00 AM MST = 10:00 AM CST.
CST is 1 hour ahead of MST. To convert MST to CST, add 1 hour to the MST time: 9:00 AM MST = 10:00 AM CST.
MST (Mountain Time) is used in Denver, Salt Lake City, Albuquerque, Calgary, Edmonton; Phoenix (Arizona) all year. CST (Central Time) is used in Chicago, Dallas, Houston, Minneapolis, New Orleans, Winnipeg; Mexico City and Central America use UTC−6 all year.
Most of Arizona uses MST all year and does not switch to MDT. CST here means North American Central Standard Time, not China Standard Time.
MST to CST time conversion table
MST to CST on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| MST | CST | Day |
|---|---|---|
| 12:00 AM MST | 1:00 AM CST | night |
| 1:00 AM MST | 2:00 AM CST | night |
| 2:00 AM MST | 3:00 AM CST | night |
| 3:00 AM MST | 4:00 AM CST | night |
| 4:00 AM MST | 5:00 AM CST | night |
| 5:00 AM MST | 6:00 AM CST | — |
| 6:00 AM MST | 7:00 AM CST | — |
| 7:00 AM MST | 8:00 AM CST | — |
| 8:00 AM MST | 9:00 AM CST | — |
| 9:00 AM MST | 10:00 AM CST | work hours |
| 10:00 AM MST | 11:00 AM CST | work hours |
| 11:00 AM MST | 12:00 PM CST | work hours |
| 12:00 PM MST | 1:00 PM CST | work hours |
| 1:00 PM MST | 2:00 PM CST | work hours |
| 2:00 PM MST | 3:00 PM CST | work hours |
| 3:00 PM MST | 4:00 PM CST | work hours |
| 4:00 PM MST | 5:00 PM CST | — |
| 5:00 PM MST | 6:00 PM CST | — |
| 6:00 PM MST | 7:00 PM CST | — |
| 7:00 PM MST | 8:00 PM CST | — |
| 8:00 PM MST | 9:00 PM CST | — |
| 9:00 PM MST | 10:00 PM CST | night |
| 10:00 PM MST | 11:00 PM CST | night |
| 11:00 PM MST | 12:00 AM CST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert MST to CST
Add 1 hour to the MST time to get CST.
Example: 9:00 AM MST = 10:00 AM CST.
Across midnight: 11:00 PM MST = 12:00 AM CST (next day). The date changes, so always check the day as well as the hour.
Time difference between MST and CST
The time difference between MST and CST is 1 hour all year – CST is ahead of MST.
MST and CST during daylight saving time
- 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).
- 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).
Best time for a meeting between MST and CST
MST and CST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM MST lands between 10:00 AM and 5:00 PM CST, inside working hours for both.
MST to CST FAQ
What is the time difference between MST and CST?
CST is 1 hour ahead of MST all year. 9:00 AM MST = 10:00 AM CST.
What is 9 AM MST in CST?
9:00 AM MST is 10:00 AM CST.
What is 12 PM (noon) MST in CST?
12:00 PM MST is 1:00 PM CST.
Is CST ahead of or behind MST?
CST is 1 hour ahead of MST, so it is later in CST than in MST.
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.
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.
What is the best time for a meeting between MST and CST?
MST and CST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM MST lands between 10:00 AM and 5:00 PM CST, inside working hours for both.
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.
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 CST to MST
Convert MST to other time zones
Convert other time zones to CST
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.