Time Difference Between Hanoi and Sydney
Sydney is 3 hours ahead Hanoi.
Vietnam
Hanoi
Asia/Bangkok · UTC+7
Australia
Sydney
Australia/Sydney · UTC+10
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Hanoi and Sydney.
Hanoi
9:00 AM
Sydney
12:00 PM
Hanoi
10:00 AM
Sydney
1:00 PM
Hanoi
11:00 AM
Sydney
2:00 PM
Hanoi
12:00 PM
Sydney
3:00 PM
Hanoi
1:00 PM
Sydney
4:00 PM
Hanoi
2:00 PM
Sydney
5:00 PM
Hanoi to Sydney — 24-Hour Conversion
Each row shows the equivalent local time in Sydney for an hour in Hanoi. Working-hours rows (9–18) are highlighted.
| Hanoi | Sydney | Match |
|---|---|---|
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in Sydney | ||
| Workday in Sydney | ||
| Workday in Sydney | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Hanoi | ||
| Workday in Hanoi | ||
| Workday in Hanoi | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Hanoi and Sydney?
Sydney, Australia (UTC+10) is 3 hours ahead Hanoi, Vietnam (UTC+7).
What is the best time to schedule a meeting between Hanoi and Sydney?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Hanoi and Sydney?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Hanoi, what time is it in Sydney?
Use the conversion table on this page — every hour in Hanoi is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.