Time Difference between Ottawa and Sydney
Toronto (UTC-4) → Sydney (UTC+11)
🕐 Interactive Time Explorer
When it's 15:00 in Ottawa, it's 06:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Ottawa & Sydney◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
15,863 km
Est. Flight Time
~19.7h
Time Difference
+15h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Ottawa
21:00
Sydney
09:00
Ottawa
00:00
Sydney (+1)
12:00
Ottawa
03:00
Sydney (+1)
15:00
Ottawa
06:00
Sydney (+1)
18:00
Ottawa
09:00
Sydney (+1)
21:00
Ottawa
12:00
Sydney (+1)
00:00
Ottawa
15:00
Sydney
03:00
Ottawa
18:00
Sydney
❓ Frequently Asked Questions
Time Difference Between Ottawa and Sydney
Ottawa, Canada and Sydney, Australia are separated by a time difference of 15 hours. When it's noon in Ottawa, it's 15 hours later in Sydney.
Ottawa operates on America/Toronto timezone, while Sydney uses Australia/Sydney. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
Due to the 15 hours difference, finding overlapping business hours can be challenging.
Flight Considerations
The distance between Ottawa and Sydney is approximately 15,863 km. A direct flight typically takes around 19.7 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.