Greenwich Mean Time (gmt) is used in United Kingdom. The IANA timezone identifier is Europe/London.

GMT to HAVANA Time Converter

Q: Where is havana used?

HAVANA (Havana) (havana) is used in Cuba. The IANA timezone identifier is America/Havana.

Greenwich Mean Time → HAVANA (Havana)

GMT = UTC+1HAVANA = UTC-4

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Havana

Cuba · -5h

04:00

New York

USA · -5h

04:00

Tokyo

Japan · +8h

17:00

Dubai

United Arab Emirates · +3h

12:00

Sydney

Australia · +9h

18:00

GMT (London) vs Havana — time difference

GMT (London) is 5 hours ahead of Havana. When it's noon in GMT (London), it's 07:00 in Havana.

GMT (London) observes Europe/London and Havana observes America/Havana — a 5 hours gap between them.

Shared working hours

Both GMT (London) and Havana are simultaneously in business hours for 3 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

GMT (London)

Havana

Overlap (3h)

Meeting time recommendations

GMT (London) and Havana share 3 hours of business hours overlap daily.

14:00 London / 09:00 Havana✓ Both working

15:00 London / 10:00 Havana✓ Both working

16:00 London / 11:00 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.

GMT (London)6 holidays

Jul 13Battle of the Boyne

Aug 3Summer Bank Holiday

Aug 31Summer Bank Holiday

Nov 30Saint Andrew's Day

Dec 25Christmas 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

GMT (London) and Havana — practical scheduling

Teams in GMT (London) (United Kingdom) and Havana (Cuba) face a 5-hour time difference day to day. A 3-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.

💡 Practical scheduling guidelines

✅

Schedule at 14:00–15:00 (GMT (London)) for a 09:00–10:00 slot in Havana — the sweet spot where both teams are working.

✅

Schedule at 15:00–16:00 (GMT (London)) for a 10:00–11:00 slot in Havana — the sweet spot where both teams are working.

✅

Schedule at 16:00–17:00 (GMT (London)) for a 11:00–12:00 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.

Install ClockinSync Free →

Drag the slider at the top to convert any GMT (London) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.

GMT (London) ↔ HAVANA (Havana)

3h of business hours overlap daily (09:00–17:00)

GMT (London)

HAVANA (Havana)

00:00

19:00-1d

01:00

20:00-1d

02:00

21:00-1d

03:00

22:00-1d

04:00

23:00-1d

05:00

00:00

06:00

01:00

07:00

02:00

08:00

03:00

09:00Working

04:00off

10:00Working

05:00off

11:00Working

06:00off

12:00Working

07:00off

13:00Working

08:00off

14:00Working

09:00Working

15:00Working

10:00Working

16:00Working

11:00Working

17:00

12:00Working

18:00

13:00Working

19:00

14:00Working

20:00

15:00Working

21:00

16:00Working

22:00

17:00

23:00

18:00

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between gmt and havana?

Greenwich Mean Time (gmt) is UTC+1 and HAVANA (Havana) (havana) is UTC-4. The difference between them is 5 hours.

Where is gmt used?

Greenwich Mean Time (gmt) is used in United Kingdom and surrounding regions. The IANA timezone identifier is Europe/London.

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 gmt to havana?

Use the interactive converter above. Drag the time slider to any gmt time and the havana equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular GMT conversions

GMT → New York GMT → Tokyo GMT → Dubai GMT → Sydney GMT → Paris GMT → Berlin GMT → Singapore GMT → Los Angeles GMT → Toronto GMT → Mumbai

Popular HAVANA conversions

London → HAVANA New York → HAVANA Tokyo → HAVANA Dubai → HAVANA Sydney → HAVANA Paris → HAVANA Berlin → HAVANA Singapore → HAVANA Los Angeles → HAVANA Toronto → HAVANA