What is the time difference between Moscow and Seoul?

Seoul is 6 hours ahead of Moscow. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Seoul from Moscow?

Between 09:00–12:00 in Moscow, which is 15:00–18:00 in Seoul. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Moscow observe daylight saving time?

No. Moscow stays on UTC+3 all year, so its clocks never move.

Does Seoul observe daylight saving time?

No. Seoul stays on UTC+9 all year, so its clocks never move.

If it is midday in Moscow, what time is it in Seoul?

It is 18:00 in Seoul, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.

Which time zones do Moscow and Seoul use?

Moscow uses Europe/Moscow, currently UTC+3, and Seoul uses Asia/Seoul, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Moscow time to Seoul time

Right now Seoul runs 6 hours ahead of Moscow. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

From

Date

Time

Converted time

—

The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

Every hour of a day in Moscow, and what the clock reads in Seoul at that same moment.

Moscow	Seoul
00:00	06:00
01:00	07:00
02:00	08:00
03:00	09:00
04:00	10:00
05:00	11:00
06:00	12:00
07:00	13:00
08:00	14:00
09:00	15:00
10:00	16:00
11:00	17:00
12:00	18:00
13:00	19:00
14:00	20:00
15:00	21:00
16:00	22:00
17:00	23:00
18:00	00:00next day
19:00	01:00next day
20:00	02:00next day
21:00	03:00next day
22:00	04:00next day
23:00	05:00next day

Daylight saving time

Both cities keep one offset all year. Whatever difference holds today still holds in six months.

Moscow

Does not observe daylight saving time

Standard: UTC+3

Seoul

Does not observe daylight saving time

Standard: UTC+9

When you can actually talk

The window is 3 hours wide — 09:00–12:00 in Moscow, 15:00–18:00 in Seoul.

Moscow 09:00–12:00Seoul 15:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Moscow	Seoul
IANA zone	Europe/Moscow	Asia/Seoul
Abbreviation	UTC+3	UTC+9
Standard offset	UTC+3	UTC+9
Daylight offset	—	—
Clock changes this year	0	0
Country	Russia	South Korea

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Moscow and Seoul?: Seoul is 6 hours ahead of Moscow. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Seoul from Moscow?: Between 09:00–12:00 in Moscow, which is 15:00–18:00 in Seoul. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Moscow observe daylight saving time?: No. Moscow stays on UTC+3 all year, so its clocks never move.
Does Seoul observe daylight saving time?: No. Seoul stays on UTC+9 all year, so its clocks never move.
If it is midday in Moscow, what time is it in Seoul?: It is 18:00 in Seoul, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.
Which time zones do Moscow and Seoul use?: Moscow uses Europe/Moscow, currently UTC+3, and Seoul uses Asia/Seoul, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.