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Time difference between Toronto and Seoul

Seoul is 13 hours ahead of Toronto

Toronto, Canada is UTC−5 · Seoul, South Korea is UTC+9 — on standard time

The gap is not the same all year

Every converter gives one number for this pair. That number is right for most of the year and wrong for part of it, because Toronto goes forward on the second Sunday in March and back on the first Sunday in November and Seoul does not change its clocks.

Toronto / Seoul clocksDifferenceHow long
summer / standard13 hours aheadabout 34 weeks — most of the year
standard / standard14 hours aheadabout 18 weeks

Seoul stays put all year while Toronto moves, so a meeting fixed in Seoul's calendar shifts by an hour twice a year at Toronto's end.

When they can both be at their desks

Nine-to-five in Toronto and nine-to-five in Seoul do not overlap at all. With 13 hours between them, one side is always outside working hours, and the practical question is which side takes the early start or the late finish rather than when to meet.

Toronto to Seoul, hour by hour

TorontoSeoul
12:00 AM1:00 PM
1:00 AM2:00 PM
2:00 AM3:00 PM
3:00 AM4:00 PM
4:00 AM5:00 PM
5:00 AM6:00 PM
6:00 AM7:00 PM
7:00 AM8:00 PM
8:00 AM9:00 PM
9:00 AM10:00 PM
10:00 AM11:00 PM
11:00 AM12:00 AM (next day)
12:00 PM1:00 AM (next day)
1:00 PM2:00 AM (next day)
2:00 PM3:00 AM (next day)
3:00 PM4:00 AM (next day)
4:00 PM5:00 AM (next day)
5:00 PM6:00 AM (next day)
6:00 PM7:00 AM (next day)
7:00 PM8:00 AM (next day)
8:00 PM9:00 AM (next day)
9:00 PM10:00 AM (next day)
10:00 PM11:00 AM (next day)
11:00 PM12:00 PM (next day)

On the usual gap of 13 hours.

Frequently asked questions

What is the time difference between Toronto and Seoul?

Seoul is 13 hours ahead of Toronto for most of the year. It is not the same all year — there is one other gap, because Toronto goes forward on the second Sunday in March and back on the first Sunday in November and Seoul does not change its clocks.

Is Seoul ahead of Toronto?

Yes — Seoul is 13 hours ahead. Toronto is UTC−5 and Seoul is UTC+9 on standard time.

What time is 9 AM in Toronto in Seoul?

10:00 PM, on the usual gap.

When can Toronto and Seoul meet?

Nine-to-five in Toronto and nine-to-five in Seoul do not overlap at all. One side has to take the call outside working hours, and with 13 hours between them it is worth deciding in advance which side that is.

Other pairs

Every Toronto pair · Every Seoul pair · All city pairs · Time zones by abbreviation