UTC to KST Time Converter
Convert Coordinated Universal Time to Korea Standard Time instantly.
Scroll the timeline to check any hour of the day.
Coordinated Universal Time
UTC
8:23
Korea Standard Time
KST
5:23
Search any city, build a custom world clock, and plan across more time zones and options in the FlutterTime app. Free.
How the UTC to KST time difference works
KST is 9 hours ahead of UTC. Coordinated Universal Time (UTC) is the global time standard the world sets its clocks by. Korea Standard Time (KST) is the time zone of South Korea. For example, 9:00 AM UTC is 6:00 PM KST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
9 hours
Daylight saving
Neither
UTC offset
UTC+0
KST offset
UTC+9
UTC to KST conversion chart
| Coordinated Universal Time (UTC) | Korea Standard Time (KST) |
|---|---|
| 12:00 AM | 9:00 AM |
| 1:00 AM | 10:00 AM |
| 2:00 AM | 11:00 AM |
| 3:00 AM | 12:00 PM |
| 4:00 AM | 1:00 PM |
| 5:00 AM | 2:00 PM |
| 6:00 AM | 3:00 PM |
| 7:00 AM | 4:00 PM |
| 8:00 AM | 5:00 PM |
| 9:00 AM | 6:00 PM |
| 10:00 AM | 7:00 PM |
| 11:00 AM | 8:00 PM |
| 12:00 PM | 9:00 PM |
| 1:00 PM | 10:00 PM |
| 2:00 PM | 11:00 PM |
| 3:00 PM | 12:00 AM +1 day |
| 4:00 PM | 1:00 AM +1 day |
| 5:00 PM | 2:00 AM +1 day |
| 6:00 PM | 3:00 AM +1 day |
| 7:00 PM | 4:00 AM +1 day |
| 8:00 PM | 5:00 AM +1 day |
| 9:00 PM | 6:00 AM +1 day |
| 10:00 PM | 7:00 AM +1 day |
| 11:00 PM | 8:00 AM +1 day |
Cities in each time zone
Coordinated Universal Time (UTC)
ReykjavikAccraDakarAbidjanBamako
Korea Standard Time (KST)
SeoulBusanIncheonDaeguDaejeon
UTC to KST questions
Is KST ahead of or behind UTC?
KST is 9 hours ahead of UTC. So 9:00 AM UTC is 6:00 PM KST, and 5:00 PM UTC is 2:00 AM KST.
What time is it in KST when it is 12:00 PM UTC?
When it is 12:00 PM (noon) UTC in Coordinated Universal Time, it is 9:00 PM KST in Korea Standard Time.
How many hours difference is there between UTC and KST?
There is a 9 hours difference. Korea Standard Time (KST) runs 9 hours ahead of Coordinated Universal Time (UTC).
Do UTC and KST observe daylight saving time?
Neither Coordinated Universal Time nor Korea Standard Time observes daylight saving time, so the 9 hours difference between them is the same all year.
What is the best time to schedule a meeting between UTC and KST?
A standard 9-to-5 workday in Coordinated Universal Time and Korea Standard Time does not overlap, so pick the early morning in the later zone or the late evening in the earlier zone.
Which cities use UTC and KST?
Coordinated Universal Time (UTC) covers cities such as Reykjavik, Accra, Dakar, Abidjan, Bamako. Korea Standard Time (KST) covers cities such as Seoul, Busan, Incheon, Daegu, Daejeon.