Time Difference

Havana vs Hanoi Time Difference

Compare the current local time in Havana, Cuba and Hanoi, Vietnam.

Live local timeDST awareUTC offsets

From

Havana

Cuba

7:41 PM

Sun, Aug 16

UTC-4America/Havana

Difference

11 hours

Swap

Hanoi

Vietnam

6:41 AM

Mon, Aug 17

UTC+7Asia/Bangkok

Current difference

Hanoi is currently 11 hours ahead of Havana.

This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.

24-hour comparison

Compare Havana and Hanoi hour by hour

See how a full local day in Havana, Cuba maps to Hanoi, Vietnam. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.

24-hour day

Working-hours overlap

There is no direct overlap between typical 9:00 AM–6:00 PM working hours in Havana and Hanoi on this date.

Havana

America/Havana

Hanoi

Asia/Bangkok

Availability

12:00 AM

Sun, Aug 16

11:00 AM

Sun, Aug 16

Night

1:00 AM

Sun, Aug 16

12:00 PM

Sun, Aug 16

Night

2:00 AM

Sun, Aug 16

1:00 PM

Sun, Aug 16

Night

3:00 AM

Sun, Aug 16

2:00 PM

Sun, Aug 16

Night

4:00 AM

Sun, Aug 16

3:00 PM

Sun, Aug 16

Night

5:00 AM

Sun, Aug 16

4:00 PM

Sun, Aug 16

Night

6:00 AM

Sun, Aug 16

5:00 PM

Sun, Aug 16

Night

7:00 AM

Sun, Aug 16

6:00 PM

Sun, Aug 16

Possible

8:00 AM

Sun, Aug 16

7:00 PM

Sun, Aug 16

Possible

9:00 AM

Sun, Aug 16

8:00 PM

Sun, Aug 16

Possible

10:00 AM

Sun, Aug 16

9:00 PM

Sun, Aug 16

Night

11:00 AM

Sun, Aug 16

10:00 PM

Sun, Aug 16

Night

12:00 PM

Sun, Aug 16

11:00 PM

Sun, Aug 16

Night

1:00 PM

Sun, Aug 16

12:00 AM

Next day

Mon, Aug 17

Night

2:00 PM

Sun, Aug 16

1:00 AM

Next day

Mon, Aug 17

Night

3:00 PM

Sun, Aug 16

2:00 AM

Next day

Mon, Aug 17

Night

4:00 PM

Sun, Aug 16

3:00 AM

Next day

Mon, Aug 17

Night

5:00 PM

Sun, Aug 16

4:00 AM

Next day

Mon, Aug 17

Night

6:00 PM

Sun, Aug 16

5:00 AM

Next day

Mon, Aug 17

Night

7:00 PM

Sun, Aug 16

6:00 AM

Next day

Mon, Aug 17

Night

8:00 PM

Sun, Aug 16

7:00 AM

Next day

Mon, Aug 17

Possible

9:00 PM

Sun, Aug 16

8:00 AM

Next day

Mon, Aug 17

Night

10:00 PM

Sun, Aug 16

9:00 AM

Next day

Mon, Aug 17

Night

11:00 PM

Sun, Aug 16

10:00 AM

Next day

Mon, Aug 17

Night

Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.

On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.

Call planning

Best time to call Hanoi from Havana

Compare typical business hours in Havana, Cuba and Hanoi, Vietnam to find a practical time for calls, meetings or international coordination.

No direct business-hours overlap

Flexible scheduling is recommended

Typical 9:00 AM–6:00 PM working hours do not overlap directly between Havanaand Hanoi. Consider an early-morning or evening call instead.

Other reasonable windows

Havana

7:00 AM – 10:00 AM

Hanoi

6:00 PM – 9:00 PM

Havana

8:00 PM – 9:00 PM

Hanoi

7:00 AM – 8:00 AM

Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.

Time difference explained

Havana and Hanoi time difference explained

Current local-time relationship

Hanoi is currently 11 hours ahead of Havana.

Havana uses America/Havana and currently has an offset of UTC-4. Hanoi uses Asia/Bangkok and currently has an offset of UTC+7.

Working-hours overlap

Typical 9:00 AM–6:00 PM business hours do not directly overlap, so calls may require an early-morning or evening schedule.

Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.

Convert a specific time

Need more than the current difference?

Convert a specific date and local time between Havana and Hanoi.

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Local clocks

Explore each city

Current time in Havana Current time in Hanoi

FAQ

Havana to Hanoi time difference FAQ

Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Havana and Hanoi.

What is the time difference between Havana and Hanoi?

The current time difference between Havana and Hanoi is 11 hours. Hanoi is currently 11 hours ahead of Havana.

Is Hanoi ahead of or behind Havana?

Hanoi is currently 11 hours ahead of Havana.

What time is it in Hanoi when it is 9:00 AM in Havana?

Using the current UTC offsets, 9:00 AM in Havana corresponds to 8:00 PM in Hanoi. The exact difference can change when daylight-saving rules change.

What is the best time to call Hanoi from Havana?

Typical 9:00 AM–6:00 PM business hours do not directly overlap between Havana and Hanoi. An early-morning or evening call may be more practical.

Can the time difference between Havana and Hanoi change?

Yes. The time difference can change if Havana or Hanoi changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones America/Havana and Asia/Bangkok for date-aware calculations.