Sydney to Hai Phong Time Difference
Hai Phong is 3 hours behind Sydney. When it is noon in Sydney, it is 09:00 in Hai Phong.
Sydney (UTC+10) → Ho Chi_Minh (UTC+7)
🕐 Interactive Time Explorer
When it's 12:00 in Sydney, it's 09:00 in Hai Phong
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Sydney & Hai Phong✓ Perfect Match (5 hours)
◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
7,698 km
Est. Flight Time
~10.1h
Time Difference
-3h
Work Hours Overlap
5h
Good
🔴 Office Closed
Tomorrow 12:00
12:00 - 17:00
⏰ Quick Conversion
06:00
Sydney
03:00
Hai Phong
09:00
Sydney
06:00
Hai Phong
12:00
Sydney
09:00
Hai Phong
15:00
Sydney
12:00
Hai Phong
18:00
Sydney
15:00
Hai Phong
21:00
Sydney
18:00
Hai Phong
00:00
Sydney
21:00
Hai Phong (-1)
03:00
Sydney
00:00
Hai Phong
Frequently Asked Questions
How many hours is Sydney ahead of Hai Phong?
Hai Phong is 3 hours behind Sydney. When it is 12:00 noon in Sydney, it is 09:00 in Hai Phong. Sydney operates on Australia/Sydney (UTC+10), while Hai Phong uses Asia/Ho Chi Minh (UTC+7).
What is the best time to call Hai Phong from Sydney?
There are 6 hours of overlapping business time (9 AM–5 PM) between Sydney and Hai Phong. The best window is 12:00–18:00 Sydney time (09:00–15:00 in Hai Phong).
Does the Sydney to Hai Phong time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Sydney and Hai Phong
The distance between Sydney and Hai Phong is approximately 7,698 km. A direct flight typically takes around 10.1 hours. Your arrival clock will show local Hai Phong time — use our Flight Time Calculator to predict exact arrival times.