Seoul, South Korea Colombo, Sri Lanka
Compare time between Seoul and Colombo
Date
Time format
Seoul, South Korea
10:39
PM
Friday, August 21, 2026
Colombo, Sri Lanka
7:09
PM
Friday, August 21, 2026
Time Difference Timeline
See the time difference throughout the day
Day time
Night time
Time difference
3h 30m
Best time to meet
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Quick facts
Seoul time zone: KST (UTC+9)
Colombo time zone: +0530 (UTC+5:30)
Distance: Seoul → Colombo
Frequently Asked Questions
Seoul is in the KST timezone (UTC+9) and Colombo is in the +0530 timezone (UTC+5:30). The time difference between them is 3h 30m.
Use the timeline above to find overlapping business hours between Seoul and Colombo. The "Best time to meet" card highlights the window where both cities are within working hours (9 AM – 6 PM local time).
Neither Seoul nor Colombo observes Daylight Saving Time, so the time difference remains constant throughout the year.
Click the pencil icon next to the Seoul clock and type any time. The Colombo clock will update instantly, showing the exact corresponding time. You can also pick a date to account for DST changes.