Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between mst and havana?
Mountain Standard Time (mst) is UTC-6 and HAVANA (Havana) (havana) is UTC-4. The difference between them is 2 hours.
Where is mst used?
Mountain Standard Time (mst) is used in USA and surrounding regions. The IANA timezone identifier is America/Denver.
Where is havana used?
HAVANA (Havana) (havana) is used in Cuba and surrounding regions. The IANA timezone identifier is America/Havana.
How do I convert mst to havana?
Use the interactive converter above. Drag the time slider to any mst time and the havana equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
MST (Denver) is 2 hours behind Havana. When it's noon in MST (Denver), it's 14:00 in Havana.
MST (Denver) observes America/Denver and Havana observes America/Havana — a 2 hours gap between them.
Shared working hours
Both MST (Denver) and Havana are simultaneously in business hours for 6 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
MST (Denver)
Havana
Overlap (6h)
Meeting time recommendations
MST (Denver) and Havana share 6 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
09:00 Denver / 11:00 Havana✓ Both working
10:00 Denver / 12:00 Havana✓ Both working
11:00 Denver / 13:00 Havana✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
MST (Denver)7 holidays
Jul 3Independence DaySOON
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Nov 11Veterans Day
Havana5 holidays
Jul 25Day before the Commemoration of the Assault of the Moncada garrison
Jul 26Commemoration of the Assault of the Moncada garrison
Jul 27Day after the Commemoration of the Assault of the Moncada garrison
Oct 10Independence Day
Dec 25Christmas Day
MST (Denver) and Havana — practical scheduling
Teams in MST (Denver) (USA) and Havana (Cuba) face a 2-hour time difference day to day. A 6-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Practical scheduling guidelines
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Schedule at 09:00–10:00 (MST (Denver)) for a 11:00–12:00 slot in Havana — the sweet spot where both teams are working.
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Schedule at 10:00–11:00 (MST (Denver)) for a 12:00–13:00 slot in Havana — the sweet spot where both teams are working.
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Schedule at 11:00–12:00 (MST (Denver)) for a 13:00–14:00 slot in Havana — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any MST (Denver) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
