The short answer
1am in Hong Kong Time is 12am in Hanoi.
Hong Kong Time is 1 hour ahead of Hanoi. It lands deep outside working hours in Hanoi — see the best time to meet below for a friendlier slot.
Hong Kong Time☾
1am
Hanoi☾
12am
Right now
5:29pmHKT · UTC+08:00 · Mon, Jun 22
4:29pm+07:00 · UTC+07:00 · Mon, Jun 22
Read across to convert
Hong Kong Time
HKT · UTC+08:00
Hanoi
+07:00 · UTC+07:00
Pinned1amHong Kong Time=12amHanoi
12amMon
11pmSun ·−1d
PINNED
1am
12amMon
2am
1am
3am
2am
4am
3am
5am
4am
6am
5am
7am
6am
8am
7am
9am
WORK8am
10am
WORK9am
WORK11am
WORK10am
WORK12pm
WORK11am
WORK1pm
WORK12pm
WORK2pm
WORK1pm
WORK3pm
WORK2pm
WORK4pm
WORK3pm
WORKNOW
5pm
4pm
WORK6pm
5pm
7pm
6pm
8pm
7pm
9pm
8pm
10pm
9pm
11pm
10pm
daylightnightworking hoursoverlap
Best time to meet=
Best for a call
Hong Kong Time
10am–5pm
Hanoi
9am–4pm
Popular conversions
Quick reference.
9amHong Kong Time=8amHanoi
12pmHong Kong Time=11amHanoi
3pmHong Kong Time=2pmHanoi
5pmHong Kong Time=4pmHanoi
9pmHong Kong Time=8pmHanoi
In context
What each side covers.
Hong Kong Time
5:29pmHKT · UTC+08:00
Cities on this clock
Hanoi
4:29pm+07:00 · UTC+07:00
Cities on this clock
Related converters
Other popular pairs.
Pacific Time
2:29am
India Standard Time
2:59pm
Pacific Time to India12 hours 30 minutes behind
Eastern Standard Time
5:29am
Central European Time
11:29am
Eastern Time to Central Europe6 hours behind
India Standard Time
2:59pm
Eastern Standard Time
5:29am
India to Eastern Time9 hours 30 minutes ahead
Greenwich Mean Time
10:29am
India Standard Time
2:59pm
London to India4 hours 30 minutes behind
Pacific Standard Time
2:29am
Eastern Standard Time
5:29am
Pacific to Eastern Time3 hours behind
Central European Time
11:29am
India Standard Time
2:59pm
Central Europe to India3 hours 30 minutes behind
Frequently asked
Quick answers about converting between Hong Kong Time and Hanoi. Can't find what you need? Email [email protected].
- What is the time difference between Hong Kong Time and Hanoi?
- Hong Kong Time is 1 hour ahead of Hanoi right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
- When it's 1am in Hong Kong Time, what time is it in Hanoi?
- 1am in Hong Kong Time is 12am in Hanoi. It lands deep outside working hours in Hanoi — see the best time to meet below for a friendlier slot. Use the hour-by-hour table above to read any other time across.
- What's the best time for a call between Hong Kong Time and Hanoi?
- 10am–5pm in Hong Kong Time lines up with 9am–4pm in Hanoi — both sides are inside a 9-to-5 working day.
- Does this account for daylight saving time?
- Yes. We track every clock change in both places, so the abbreviations you see — HKT and +07:00 — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
- Why is the date sometimes different on each side?
- When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.