UTC
Seoul
Convert UTC to KST
Coordinated Universal Time to Korea Standard Time — Seoul is 9 hours ahead of UTC
Quick Facts
Time Difference
+9 hours
UTC Full Name
Coordinated Universal Time
KST Full Name
Korea Standard Time
UTC to KST Conversion Table
Related Conversions
About UTC and KST Time Zones
UTC (Coordinated Universal Time) is UTC+0 and covers cities like Universal reference time. KST (Korea Standard Time) is UTC+9 and covers cities like Seoul, Busan, Incheon.
When it's 12:00 PM (noon) in UTC (UTC), it's 9:00 PM in Seoul (KST). The time difference between UTC and KST is 9 hours — Seoul is ahead of UTC.
A workday starting at 9 AM in UTC corresponds to 6:00 PM in Seoul, giving a short overlap window for morning meetings.
Use our world clock tool to compare UTC and Seoul with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between UTC and KST?
Seoul (KST) is 9 hours ahead of UTC (UTC). The offset is +9 hours.
Is KST ahead or behind UTC?
KST is 9 hours ahead of UTC. UTC is UTC+0 and KST is UTC+9.
When it's 12:00 PM in UTC, what time is it in Seoul?
When it's 12:00 PM (noon) in UTC (UTC), it's 9:00 PM in Seoul (KST).
When it's 5:00 PM in UTC, what time is it in Seoul?
When it's 5:00 PM in UTC (UTC), it's 2:00 AM in Seoul (KST).