Tehran to Sydney Time Difference
Sydney is 6 hours 30 min ahead of Tehran. When it is noon in Tehran, it is 18.5:00 in Sydney.
Tehran (UTC+3:30) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 21:00 in Tehran, it's 3.5:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Tehran & Sydney✓ Perfect Match (2 hours)
◐ Extended Hours (6 hours)
✈️ Travel Information
Distance
12,911 km
Est. Flight Time
~16.2h
Time Difference
+6.5h
Work Hours Overlap
2h
Limited
🔴 Office Closed
Today 09:00
09:00 - 11:00
⏰ Quick Conversion
06:00
Tehran
12.5:00
Sydney
09:00
Tehran
15.5:00
Sydney
12:00
Tehran
18.5:00
Sydney
15:00
Tehran
21.5:00
Sydney
18:00
Tehran
0.5:00
Sydney (+1)
21:00
Tehran
3.5:00
Sydney (+1)
00:00
Tehran
6.5:00
Sydney
03:00
Tehran
9.5:00
Sydney
Frequently Asked Questions
How many hours is Tehran behind Sydney?
Sydney is 6 hours 30 min ahead of Tehran. When it is 12:00 noon in Tehran, it is 18.5:00 in Sydney. Tehran operates on Asia/Tehran (UTC+3.5), while Sydney uses Australia/Sydney (UTC+10).
What is the best time to call Sydney from Tehran?
There are 2 hours of overlapping business time (9 AM–5 PM) between Tehran and Sydney. The best window is 09:00–11:00 Tehran time (15.5:00–17.5:00 in Sydney).
Does the Tehran 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 Tehran and Sydney
The distance between Tehran and Sydney is approximately 12,911 km. A direct flight typically takes around 16.2 hours. Your arrival clock will show local Sydney time — use our Flight Time Calculator to predict exact arrival times.