Phnom Penh to Sydney Time Difference
Sydney is 3 hours ahead of Phnom Penh. When it is noon in Phnom Penh, it is 15:00 in Sydney.
Phnom Penh (UTC+7) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 19:00 in Phnom Penh, it's 22:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Phnom Penh & Sydney✓ Perfect Match (5 hours)
◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
7,031 km
Est. Flight Time
~9.3h
Time Difference
+3h
Work Hours Overlap
5h
Good
🔴 Office Closed
Today 09:00
09:00 - 14:00
⏰ Quick Conversion
06:00
Phnom Penh
09:00
Sydney
09:00
Phnom Penh
12:00
Sydney
12:00
Phnom Penh
15:00
Sydney
15:00
Phnom Penh
18:00
Sydney
18:00
Phnom Penh
21:00
Sydney
21:00
Phnom Penh
00:00
Sydney (+1)
00:00
Phnom Penh
03:00
Sydney
03:00
Phnom Penh
06:00
Sydney
Frequently Asked Questions
How many hours is Phnom Penh behind Sydney?
Sydney is 3 hours ahead of Phnom Penh. When it is 12:00 noon in Phnom Penh, it is 15:00 in Sydney. Phnom Penh operates on Asia/Phnom Penh (UTC+7), while Sydney uses Australia/Sydney (UTC+10).
What is the best time to call Sydney from Phnom Penh?
There are 5 hours of overlapping business time (9 AM–5 PM) between Phnom Penh and Sydney. The best window is 09:00–14:00 Phnom Penh time (12:00–17:00 in Sydney).
Does the Phnom Penh to Sydney 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 Phnom Penh and Sydney
The distance between Phnom Penh and Sydney is approximately 7,031 km. A direct flight typically takes around 9.3 hours. Your arrival clock will show local Sydney time — use our Flight Time Calculator to predict exact arrival times.