Teresina to Sydney Time Difference
Sydney is 13 hours ahead of Teresina. When it is noon in Teresina, it is 01:00 in Sydney.
Fortaleza (UTC-3) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 22:00 in Teresina, it's 11:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Teresina & Sydney◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
15,439 km
Est. Flight Time
~19.2h
Time Difference
+13h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Teresina
19:00
Sydney
09:00
Teresina
22:00
Sydney
12:00
Teresina
01:00
Sydney (+1)
15:00
Teresina
04:00
Sydney (+1)
18:00
Teresina
07:00
Sydney (+1)
21:00
Teresina
10:00
Sydney (+1)
00:00
Teresina
13:00
Sydney
03:00
Teresina
16:00
Sydney
Frequently Asked Questions
How many hours is Teresina behind Sydney?
Sydney is 13 hours ahead of Teresina. When it is 12:00 noon in Teresina, it is 01:00 in Sydney. Teresina operates on America/Fortaleza (UTC-3), while Sydney uses Australia/Sydney (UTC+10).
What is the best time to call Sydney from Teresina?
Standard business hours (9 AM–5 PM) do not overlap between Teresina and Sydney due to the 13 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Teresina 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 Teresina and Sydney
The distance between Teresina and Sydney is approximately 15,439 km. A direct flight typically takes around 19.2 hours. Your arrival clock will show local Sydney time — use our Flight Time Calculator to predict exact arrival times.