Havana to SGT (Singapore) — exact time difference
Havana is 12 hours behind SGT (Singapore). When it's noon in Havana, it's 00:00 in SGT (Singapore).
Havana runs on America/Havana; SGT (Singapore) runs on Asia/Singapore. Together they are 12 hours apart.
Working hours overlap
There is no business hours overlap between Havana and SGT (Singapore) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best call times between these locations
Havana and SGT (Singapore) have no shared working window. These slots minimize out-of-hours disruption for both sides.
04:00 Havana / 16:00 Singapore⚡ One side off-hours
⚠️ 5h before working hours in Havana
09:00 Havana / 21:00 Singapore⚡ One side off-hours
⚠️ 5h after working hours in Singapore
16:00 Havana / 04:00 Singapore⚡ One side off-hours
⚠️ 5h before working hours in Singapore
Working hours defined as 09:00–17:00 local time for each location.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
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
SGT (Singapore)3 holidays
Aug 10National Day
Nov 9Deepavali
Dec 25Christmas Day
Havana and SGT (Singapore) — practical scheduling
Working across Havana (Cuba) and SGT (Singapore) (Singapore) is a challenge — the 12-hour difference means no shared business hours window under a standard schedule. Flexibility from at least one side is required.
💡 Practical scheduling guidelines
⚡A 04:00 meeting in Havana means 16:00 in SGT (Singapore) (5h before working hours in Havana).
⚡A 09:00 meeting in Havana means 21:00 in SGT (Singapore) (5h after working hours in Singapore).
⚡A 16:00 meeting in Havana means 04:00 in SGT (Singapore) (5h before working hours in Singapore).
With no shared business hours, these slots distribute the scheduling burden as evenly as possible between both locations.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Add to your browser — Free →Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am Havana".
