Ansan to Toronto Time Difference
Toronto is 13 hours behind Ansan. When it is noon in Ansan, it is 23:00 in Toronto.
Seoul (UTC+9) → Toronto (UTC-4)
🕐 Interactive Time Explorer
When it's 21:00 in Ansan, it's 08:00 in Toronto
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Ansan & Toronto◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
10,632 km
Est. Flight Time
~13.5h
Time Difference
-13h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Ansan
17:00
Toronto (-1)
09:00
Ansan
20:00
Toronto (-1)
12:00
Ansan
23:00
Toronto (-1)
15:00
Ansan
02:00
Toronto
18:00
Ansan
05:00
Toronto
21:00
Ansan
08:00
Toronto
00:00
Ansan
11:00
Toronto (-1)
03:00
Ansan
14:00
Toronto (-1)
Frequently Asked Questions
How many hours is Ansan ahead of Toronto?
Toronto is 13 hours behind Ansan. When it is 12:00 noon in Ansan, it is 23:00 in Toronto. Ansan operates on Asia/Seoul (UTC+9), while Toronto uses America/Toronto (UTC-4).
What is the best time to call Toronto from Ansan?
Standard business hours (9 AM–5 PM) do not overlap between Ansan and Toronto due to the 13 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Ansan to Toronto 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 Ansan and Toronto
The distance between Ansan and Toronto is approximately 10,632 km. A direct flight typically takes around 13.5 hours. Your arrival clock will show local Toronto time — use our Flight Time Calculator to predict exact arrival times.