MSK to MST Converter & Meeting Planner
Quick answer: 9:00 AM MSK = 11:00 PM MST (fixed +03:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Moscow Standard Time (MSK) and Mountain Standard Time (MST)? You need to account for the standard time difference. Mountain Standard Time is normally 10 hours behind Moscow Standard Time. Whether you are coordinating between teams in Moscow and Saint Petersburg and Denver and Phoenix, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM MSK = 2:00 PM MST. The full 24-hour MSK to MST table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM MSK = 5:00 AM MST.
| MSK Time | MST Time |
|---|---|
| 12:00 AM (00:00) | 2:00 PM (14:00)-1 day |
| 1:00 AM (01:00) | 3:00 PM (15:00)-1 day |
| 2:00 AM (02:00) | 4:00 PM (16:00)-1 day |
| 3:00 AM (03:00) | 5:00 PM (17:00)-1 day |
| 4:00 AM (04:00) | 6:00 PM (18:00)-1 day |
| 5:00 AM (05:00) | 7:00 PM (19:00)-1 day |
| 6:00 AM (06:00) | 8:00 PM (20:00)-1 day |
| 7:00 AM (07:00) | 9:00 PM (21:00)-1 day |
| 8:00 AM (08:00) | 10:00 PM (22:00)-1 day |
| 9:00 AM (09:00) | 11:00 PM (23:00)-1 day |
| 10:00 AM (10:00) | 12:00 AM (00:00) |
| 11:00 AM (11:00) | 1:00 AM (01:00) |
| 12:00 PM (12:00) | 2:00 AM (02:00) |
| 1:00 PM (13:00) | 3:00 AM (03:00) |
| 2:00 PM (14:00) | 4:00 AM (04:00) |
| 3:00 PM (15:00) | 5:00 AM (05:00) |
| 4:00 PM (16:00) | 6:00 AM (06:00) |
| 5:00 PM (17:00) | 7:00 AM (07:00) |
| 6:00 PM (18:00) | 8:00 AM (08:00) |
| 7:00 PM (19:00) | 9:00 AM (09:00) |
| 8:00 PM (20:00) | 10:00 AM (10:00) |
| 9:00 PM (21:00) | 11:00 AM (11:00) |
| 10:00 PM (22:00) | 12:00 PM (12:00) |
| 11:00 PM (23:00) | 1:00 PM (13:00) |
Best time to call Denver from Moscow
For most work calls, compare the normal business day in Moscow (MSK) with the business day in Denver (MST). MSK commonly covers Eastern Europe, Eurasia, while MST is mainly associated with North America.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
⚠️ There is no clean same-day business-hours overlap on 2026-07-05. A practical compromise is around 6:00 PM MSK, which reaches 9:00 AM MST near the start of their workday.
- DST Safety: MSK or MST may shift during Daylight Saving Time. Always confirm the converted time for your specific date.
- Moscow Exchange (MOEX): 09:50-18:50 local time in Moscow.
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Frequently Asked Questions
What is the time difference between MSK and MST?
During standard time, Mountain Standard Time is 10 hours behind Moscow Standard Time.
Does Russia observe Daylight Saving Time?
Russia abolished Daylight Saving Time entirely in 2014, settling permanently on standard time after a contentious experiment with year-round summer time that began in 2011. Moscow Standard Time has remained fixed at UTC+03:00 ever since, with no seasonal clock changes of any kind.
Are MSK and Eastern European Summer Time (EEST) the same?
During summer, countries observing Eastern European Time — including Ukraine, Romania, and Greece — shift to EEST at UTC+03:00, which numerically matches MSK exactly. However, MSK holds at UTC+03:00 year-round, while EEST is a temporary designation that reverts to UTC+02:00 when those countries return to standard time each autumn.
Does Arizona observe Daylight Saving Time?
Most of Arizona — including Phoenix, Tucson, and the state government — does not observe Daylight Saving Time, remaining on MST (UTC-7) year-round under a state law in effect since 1968. The significant exception is the Navajo Nation, which spans parts of northeastern Arizona, Utah, and New Mexico and does observe DST, creating one of the most complex intrastate time zone situations in the United States.
What is the difference between MST and MDT?
MST (Mountain Standard Time) is the winter offset at UTC-7:00, observed from the first Sunday in November through the second Sunday in March. MDT (Mountain Daylight Time) is the summer offset at UTC-6:00, applied when most Mountain Time regions advance their clocks by one hour during Daylight Saving Time.