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Time difference between Seoul and Helsinki

Helsinki is 6 hours behind Seoul

Seoul, South Korea is UTC+9 · Helsinki, Finland is UTC+2 — 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 Seoul does not change its clocks and Helsinki goes forward on the last Sunday in March and back on the last Sunday in October.

Seoul / Helsinki clocksDifferenceHow long
standard / summer6 hours behindabout 30 weeks
standard / standard7 hours behindabout 22 weeks

Seoul stays put all year while Helsinki moves, so the gap changes twice a year from Helsinki's side alone. A recurring meeting set in Seoul's calendar will drift by an hour without anyone touching it.

When they can both be at their desks

Nine-to-five in both cities overlaps for 2 hours — 3:00 PM to 5:00 PM in Seoul, the same moment as 9:00 AM to 11:00 AM in Helsinki.

Seoul to Helsinki, hour by hour

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

On the usual gap of 6 hours.

Frequently asked questions

What is the time difference between Seoul and Helsinki?

Helsinki is 6 hours behind Seoul for most of the year. It is not the same all year — there is one other gap, because Seoul does not change its clocks and Helsinki goes forward on the last Sunday in March and back on the last Sunday in October.

Is Helsinki ahead of Seoul?

No — Helsinki is 6 hours behind. Seoul is UTC+9 and Helsinki is UTC+2 on standard time.

What time is 9 AM in Seoul in Helsinki?

3:00 AM, on the usual gap.

When can Seoul and Helsinki meet?

Standard nine-to-five hours overlap for 2 hours: 3:00 PM–5:00 PM in Seoul, which is 9:00 AM–11:00 AM in Helsinki.

Other pairs

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