Halifax Time to MST Converter
MST is 3 hours behind AST. 9:00 AM AST = 6:00 AM MST.
MST is 3 hours behind AST. To convert Halifax Time to MST, subtract 3 hours from the Halifax Time time: 9:00 AM AST = 6:00 AM MST.
Halifax Time (Halifax time) is used in Halifax, Canada. 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.
Halifax Time to MST time conversion table
Halifax Time to MST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Halifax Time | MST | Day |
|---|---|---|
| 12:00 AM AST | 9:00 PM MST | previous day |
| 1:00 AM AST | 10:00 PM MST | previous day |
| 2:00 AM AST | 11:00 PM MST | previous day |
| 3:00 AM AST | 12:00 AM MST | night |
| 4:00 AM AST | 1:00 AM MST | night |
| 5:00 AM AST | 2:00 AM MST | night |
| 6:00 AM AST | 3:00 AM MST | night |
| 7:00 AM AST | 4:00 AM MST | night |
| 8:00 AM AST | 5:00 AM MST | night |
| 9:00 AM AST | 6:00 AM MST | — |
| 10:00 AM AST | 7:00 AM MST | — |
| 11:00 AM AST | 8:00 AM MST | — |
| 12:00 PM AST | 9:00 AM MST | work hours |
| 1:00 PM AST | 10:00 AM MST | work hours |
| 2:00 PM AST | 11:00 AM MST | work hours |
| 3:00 PM AST | 12:00 PM MST | work hours |
| 4:00 PM AST | 1:00 PM MST | work hours |
| 5:00 PM AST | 2:00 PM MST | — |
| 6:00 PM AST | 3:00 PM MST | — |
| 7:00 PM AST | 4:00 PM MST | — |
| 8:00 PM AST | 5:00 PM MST | — |
| 9:00 PM AST | 6:00 PM MST | — |
| 10:00 PM AST | 7:00 PM MST | — |
| 11:00 PM AST | 8:00 PM MST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Halifax Time to MST
Subtract 3 hours from the Halifax Time time to get MST.
Example: 9:00 AM AST = 6:00 AM MST.
Across midnight: 1:00 AM AST = 10:00 PM MST (previous day). The date changes, so always check the day as well as the hour.
Time difference between Halifax Time and MST
The time difference between Halifax Time and MST is 3 hours all year – MST is behind AST.
Halifax Time and MST during daylight saving time
- Halifax Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from AST (UTC−4) to ADT (UTC−3).
- 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 Halifax Time and MST
Halifax Time and MST share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM AST lands between 9:00 AM and 2:00 PM MST, inside working hours for both.
Halifax Time to MST FAQ
What is the time difference between Halifax Time and MST?
MST is 3 hours behind AST all year. 9:00 AM AST = 6:00 AM MST.
What is 9 AM Halifax Time in MST?
9:00 AM AST is 6:00 AM MST.
What is 12 PM (noon) Halifax Time in MST?
12:00 PM AST is 9:00 AM MST.
Is MST ahead of or behind Halifax Time?
MST is 3 hours behind AST, so it is earlier in MST than in Halifax Time.
Does Halifax Time change for daylight saving time?
Yes. Halifax Time next changes on 14 Mar 2027, when clocks go forward one hour from AST to ADT.
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 Halifax Time and MST?
Halifax Time and MST share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM AST lands between 9:00 AM and 2:00 PM MST, 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.
Related conversions
Convert MST to Halifax Time
Convert Halifax Time to other time zones
Convert other time zones to MST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.