Seoul to Moscow
-6hSeoul
KSTSOURCEMoscow
MSKGreen rows indicate typical business hours (9 AM - 5 PM)
KST and MSK on the World Map
The map below highlights the KST (Korea Standard Time) and MSK (Moscow Standard Time) timezone regions across the globe.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •South Korea does not observe daylight saving time.
- •Seoul is home to Samsung, LG, and Hyundai headquarters.
- •KST is the same offset as JST (UTC+09:00).
MSK – Moscow Standard Time
UTC+03:00Moscow Standard Time (MSK) is the time zone for Moscow and western Russia, 3 hours ahead of UTC.
- •All Russian train timetables use Moscow Time, regardless of location.
- •Russia abolished daylight saving time in 2011.
- •Moscow is the most populous city in Europe with over 12 million residents.
- •MSK shares the offset with Saudi Arabia (AST) and East Africa (EAT).
About Seoul
WikipediaSeoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.
Seoul has the fastest average internet speed in the world.
About Moscow
WikipediaMoscow operates on Moscow Standard Time (MSK), UTC+3. As Russia's capital and financial center, MSK is the reference timezone across Russia's 11 time zones.
Russia spans 11 time zones but Moscow Time (MSK) is the reference for all schedules.
Understanding the -6h Gap: Seoul vs Moscow
Seoul runs on Korean Standard Time (KST) at UTC+09:00. Moscow runs on Moscow Standard Time (MSK) at UTC+03:00. That puts Seoul 6 hours behind Moscow — a difference of -6h at the current offsets.
In practice, when it is 9:00 AM in Seoul it is 3:00 AM in Moscow. Midnight in Seoul is 6:00 PM in Moscow. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Seoul to Moscow time conversion table
| Seoul (KST) | Moscow (MSK) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | previous day |
| 6:00 AM | 12:00 AM | same day |
| 7:00 AM | 1:00 AM | same day |
| 8:00 AM | 2:00 AM | same day |
| 9:00 AM | 3:00 AM | same day |
| 12:00 PM | 6:00 AM | same day |
| 3:00 PM | 9:00 AM | same day |
| 5:00 PM | 11:00 AM | same day |
| 6:00 PM | 12:00 PM | same day |
| 9:00 PM | 3:00 PM | same day |
Why people convert Seoul to Moscow time
- Scheduling a call from Seoul to Moscow: a 10:00 AM start in Seoul lands at 4:00 AM in Moscow, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Seoul and Moscow are inside the 9-to-5 working day between 3:00 PM and 5:00 PM KST time (9:00 AM–11:00 AM MSK). That is roughly 2 hours of usable overlap.
- Booking travel or deliveries: tracking Moscow local time against Seoul keeps pickup windows and arrival estimates honest across the -6h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM KST" is unambiguous; "3 PM" across a -6h gap is not.
- Block 3:00 PM–5:00 PM KST as the recurring meeting window if you work primarily from Seoul and need Moscow colleagues present.
About KST (Korea Standard Time)
Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.
About MSK (Moscow Standard Time)
Moscow Standard Time (MSK) is the time zone used in Moscow, St. Petersburg, and much of western Russia. Russia abolished DST in 2011, so MSK is observed year-round. MSK is also the reference time for Russian railways – all train schedules in Russia are given in Moscow Time regardless of the actual local time zone.
Best time to call between Seoul and Moscow
Both Seoul and Moscow sit inside the 9 AM – 5 PM working day between 3:00 PM–5:00 PM KST, which is 9:00 AM–11:00 AM MSK. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Seoul and Moscow overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
Seoul is 6 hours behind Moscow (KST UTC+09:00 → MSK UTC+03:00). The shared working window is 3:00 PM–5:00 PM KST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Seoul and Moscow?
Seoul (KST, UTC+09:00) is 6 hours behind Moscow (MSK, UTC+03:00). The gap is currently -6h.
How do I convert Seoul time to Moscow time?
Add -6h to Seoul local time. For example, 9:00 AM in Seoul is 3:00 AM in Moscow.
What time is it in Moscow right now?
Moscow uses MSK at UTC+03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -6h offset from Seoul.
What is the best time to call Moscow from Seoul?
Call between 3:00 PM and 5:00 PM KST — that maps to 9:00 AM–11:00 AM MSK and keeps both parties inside the working day.
Which is behind, Seoul or Moscow?
Seoul is 6 hours behind Moscow. When it is 12:00 PM in Seoul it is 6:00 AM in Moscow.
Do Seoul and Moscow use different time zones?
Seoul (South Korea) uses KST at UTC+09:00, while Moscow (Russia) uses MSK at UTC+03:00. The IANA identifiers are Asia/Seoul and Europe/Moscow.
Does daylight saving time affect the Seoul–Moscow difference?
Neither zone observes daylight saving time, so the -6h offset between Seoul and Moscow is fixed all year.
Which other cities share Seoul's time zone?
KST also covers Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
Which countries use KST, Seoul's zone?
KST is used in South Korea, North Korea.
Is there a day difference between Seoul and Moscow?
Not normally. The -6h gap only pushes the date over the previous day.
What is the time difference between Seoul and Moscow?
Moscow is -6h from Seoul.
What timezone is Seoul in?
Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.
What timezone is Moscow in?
Moscow operates on Moscow Standard Time (MSK), UTC+3. As Russia's capital and financial center, MSK is the reference timezone across Russia's 11 time zones.
What are the business hours in Seoul?
Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.
What are the business hours in Moscow?
Standard business hours in Moscow are 9:00 AM - 6:00 PM MSK.
What is the best time to schedule a call between Seoul and Moscow?
The best overlap for a call is when both cities are in business hours. Seoul works 9:00 AM - 6:00 PM KST and Moscow works 9:00 AM - 6:00 PM MSK (-6h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Seoul and Moscow?
Seoul uses KRW (₩) while Moscow uses RUB (₽). Check current exchange rates when planning travel or business between these cities.
How do Seoul and Moscow compare in size?
Seoul has a population of approximately 9.7 million (metro: 25.5 million), while Moscow has approximately 12.5 million (metro: 17.1 million).
What are the major landmarks in Seoul and Moscow?
Seoul is known for Gyeongbokgung Palace, N Seoul Tower, Bukchon Hanok Village. Moscow is famous for Red Square, Kremlin, St. Basil's Cathedral.
Do Seoul and Moscow have stock exchanges?
Yes. Seoul has the KRX (Korea Exchange) and Moscow has the MOEX (Moscow Exchange). The -6h time difference affects trading hour overlaps between these exchanges.
Which countries use KST (Korea Standard Time)?
KST is used in South Korea, North Korea.
Does KST observe daylight saving time?
No, KST does not observe daylight saving time and remains at UTC+09:00 year-round.
What are some interesting facts about KST?
South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.
Which cities are in the MSK timezone?
Major cities in the MSK timezone include Moscow, St. Petersburg, Volgograd, Nizhny Novgorod, Kazan, Samara, Rostov-on-Don.
What is the UTC offset for MSK?
Moscow Standard Time (MSK) is at UTC+03:00.
What should I know about the MSK timezone?
All Russian train timetables use Moscow Time, regardless of location. Russia abolished daylight saving time in 2011.
When is it midnight in Seoul, what time is it in Moscow?
When it is 12:00 AM (midnight) in Seoul (KST), it is -6h later in Moscow (MSK).
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