Time Difference

Singapore vs Hanoi Time Difference

Compare the current local time in Singapore, Singapore and Hanoi, Vietnam.

Live local timeDST awareUTC offsets

From

Singapore

6:44 AM

Mon, Aug 17

UTC+8Asia/Singapore

Difference

1 hour

Swap

Hanoi

Vietnam

5:44 AM

Mon, Aug 17

UTC+7Asia/Bangkok

Current difference

Hanoi is currently 1 hour behind Singapore.

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

24-hour comparison

Compare Singapore and Hanoi hour by hour

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

24-hour day

Best working-hours overlap

10:00 AM – 6:00 PM in Singapore

corresponds to 9:00 AM – 5:00 PM in Hanoi.

8 hours overlap

Singapore

Asia/Singapore

Hanoi

Asia/Bangkok

Availability

12:00 AM

Mon, Aug 17

11:00 PM

Previous day

Sun, Aug 16

Night

1:00 AM

Mon, Aug 17

12:00 AM

Mon, Aug 17

Night

2:00 AM

Mon, Aug 17

1:00 AM

Mon, Aug 17

Night

3:00 AM

Mon, Aug 17

2:00 AM

Mon, Aug 17

Night

4:00 AM

Mon, Aug 17

3:00 AM

Mon, Aug 17

Night

5:00 AM

Mon, Aug 17

4:00 AM

Mon, Aug 17

Night

6:00 AM

Mon, Aug 17

5:00 AM

Mon, Aug 17

Night

7:00 AM

Mon, Aug 17

6:00 AM

Mon, Aug 17

Night

8:00 AM

Mon, Aug 17

7:00 AM

Mon, Aug 17

Possible

9:00 AM

Mon, Aug 17

8:00 AM

Mon, Aug 17

Possible

10:00 AM

Mon, Aug 17

9:00 AM

Mon, Aug 17

Good overlap

11:00 AM

Mon, Aug 17

10:00 AM

Mon, Aug 17

Good overlap

12:00 PM

Mon, Aug 17

11:00 AM

Mon, Aug 17

Good overlap

1:00 PM

Mon, Aug 17

12:00 PM

Mon, Aug 17

Good overlap

2:00 PM

Mon, Aug 17

1:00 PM

Mon, Aug 17

Good overlap

3:00 PM

Mon, Aug 17

2:00 PM

Mon, Aug 17

Good overlap

4:00 PM

Mon, Aug 17

3:00 PM

Mon, Aug 17

Good overlap

5:00 PM

Mon, Aug 17

4:00 PM

Mon, Aug 17

Good overlap

6:00 PM

Mon, Aug 17

5:00 PM

Mon, Aug 17

Possible

7:00 PM

Mon, Aug 17

6:00 PM

Mon, Aug 17

Possible

8:00 PM

Mon, Aug 17

7:00 PM

Mon, Aug 17

Possible

9:00 PM

Mon, Aug 17

8:00 PM

Mon, Aug 17

Night

10:00 PM

Mon, Aug 17

9:00 PM

Mon, Aug 17

Night

11:00 PM

Mon, Aug 17

10:00 PM

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 Singapore

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

Singapore

10:44 AM – 6:44 PM

Singapore

Best overlap

Hanoi

9:44 AM – 5:44 PM

Vietnam

The best time to call Hanoi from Singapore is between 10:44 AM and 6:44 PM in Singapore. This corresponds to 9:44 AM – 5:44 PM in Hanoi.

Other reasonable windows

Singapore

8:44 AM – 10:44 AM

Hanoi

7:44 AM – 9:44 AM

Singapore

6:44 PM – 9:44 PM

Hanoi

5:44 PM – 8:44 PM

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

Singapore and Hanoi time difference explained

Current local-time relationship

Hanoi is currently 1 hour behind Singapore.

Singapore uses Asia/Singapore and currently has an offset of UTC+8. Hanoi uses Asia/Bangkok and currently has an offset of UTC+7.

Working-hours overlap

For a typical 9:00 AM–6:00 PM workday, the cities overlap from 10:00 AM to 6:00 PM in Singapore, corresponding to 9:00 AM–5:00 PM in Hanoi.

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 Singapore and Hanoi.

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Local clocks

Explore each city

Current time in Singapore Current time in Hanoi

FAQ

Singapore to Hanoi time difference FAQ

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

What is the time difference between Singapore and Hanoi?

The current time difference between Singapore and Hanoi is 1 hour. Hanoi is currently 1 hour behind Singapore.

Is Hanoi ahead of or behind Singapore?

Hanoi is currently 1 hour behind Singapore.

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

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

What is the best time to call Hanoi from Singapore?

Typical 9:00 AM–6:00 PM business hours overlap between 10:00 AM and 6:00 PM in Singapore. This corresponds to 9:00 AM–5:00 PM in Hanoi.

Can the time difference between Singapore and Hanoi change?

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