UTC to KST time converter
Korea Standard Time (KST) is 9 hours ahead of Coordinated Universal Time (UTC) all year round. Use the grid below to line up UTC and Seoul: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 09:43 UTC in UTC and 18:43 KST in Seoul.
Tue, Oct 20
UTC home
09:43
Tue, Oct 20 · UTC+0
Seoul
18:43
Tue, Oct 20 · UTC+9
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
UTC to KST: frequently asked
What is the time difference between UTC and KST?
Korea Standard Time (KST) is 9 hours ahead of Coordinated Universal Time (UTC) all year round.
What time is 9 AM UTC in KST?
9:00 AM UTC is 6:00 PM KST.
When do working hours overlap between UTC and Seoul?
Standard 9:00 AM–5:00 PM working hours never overlap. The closest fit is 8:00 AM UTC, which is 5:00 PM KST.