SEOULKST (UTC+9)
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Seoul Time Zone
South Korea uses Korea Standard Time (UTC+9) all year — the same clock as Tokyo.
- Time zone
- Korea Standard Time (KST)
- IANA identifier
Asia/Seoul- Current UTC offset
- UTC+9 ·
- Daylight saving time
- Not observed
Seoul vs Your Time
Seoul--:--
Your time--:--
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- Office hours in Seoul right now
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- Seoul office hours in UTC
- 00:00 – 08:00 UTC
- Seoul office hours in your time
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- Overlap with your office hours
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Based on a typical Monday–Friday, 09:00–17:00 office day in both places; public holidays are not included.
Related Cities
Frequently Asked Questions
What time zone is Seoul in?
Seoul uses Korea Standard Time (IANA: Asia/Seoul). The standard offset is UTC+9.
Does Seoul observe daylight saving time?
No. Seoul stays on UTC+9 all year, so its offset does not change.
What is the time difference between Seoul and UTC?
Seoul is UTC+9 in standard time. Use the Time Zone Converter to compare Seoul with any other city.