KST to GMT — Timezone Converter
Korea Standard Time (UTC+9) → Greenwich Mean Time (UTC+0)
KSTUTC+9
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Seoul, South Korea
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GMTUTC+0
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London, United Kingdom
DSTAbout this conversion
Standard differenceKST is 9 hours ahead of GMT
KST UTCUTC+9
GMT UTCUTC+0
Daylight saving (DST)GMT only
⚠️ One or both zones observe daylight saving time. The actual difference may temporarily shift during DST transitions.
Frequently Asked Questions
What is the time difference between KST and GMT?
KST (UTC+9) is 9 hours ahead of GMT (UTC+0) in standard time. This difference may change during daylight saving time periods.
When it is 12:00 noon KST, what time is it in GMT?
When it is 12:00 PM (noon) in KST, it is 3:00 AM in GMT.
How do I convert KST time to GMT?
KST is 9 hours ahead of GMT. To convert KST time to GMT, subtract 9 hours. To convert GMT time to KST, add 9 hours.
What cities are in the KST timezone?
Cities in the KST timezone (Korea Standard Time) include: Seoul, Busan, Incheon, Daegu, Gwangju, Daejeon.
Do KST or GMT observe daylight saving time (DST)?
GMT observes daylight saving time, but KST does not. The actual time difference changes by 1 hour when GMT switches between standard and summer time.