Colombo to Busan Time Difference
🇱🇰 Colombo is currently 3.5 hours ahead of 🇰🇷 Busan.
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Atin 🇱🇰 Colombo→it will be—in 🇰🇷 Busan
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Difference
+3.5h
Business overlap
5h
Distance
5,912 km
Approx. flight
7h
Hour-by-Hour: Colombo to Busan
| 🇱🇰 Colombo | 🇰🇷 Busan | Note |
|---|---|---|
| 12:00 AM | 3:30 AM | |
| 1:00 AM | 4:30 AM | |
| 2:00 AM | 5:30 AM | |
| 3:00 AM | 6:30 AM | |
| 4:00 AM | 7:30 AM | |
| 5:00 AM | 8:30 AM | |
| 6:00 AM | 9:30 AM | |
| 7:00 AM | 10:30 AM | |
| 8:00 AM | 11:30 AM | |
| 9:00 AM | 12:30 PM | |
| 10:00 AM | 1:30 PM | |
| 11:00 AM | 2:30 PM | |
| 12:00 PM | 3:30 PM | |
| 1:00 PM | 4:30 PM | |
| 2:00 PM | 5:30 PM | |
| 3:00 PM | 6:30 PM | |
| 4:00 PM | 7:30 PM | |
| 5:00 PM | 8:30 PM | |
| 6:00 PM | 9:30 PM | |
| 7:00 PM | 10:30 PM | |
| 8:00 PM | 11:30 PM | |
| 9:00 PM | 12:30 AM(next day) | Next day |
| 10:00 PM | 1:30 AM(next day) | Next day |
| 11:00 PM | 2:30 AM(next day) | Next day |
Daylight Saving Time (DST)
Neither Colombo nor Busan observes Daylight Saving Time. The time difference is always 3.5 hours ahead.
Best Meeting Times
There are 5 overlapping business hours between Colombo and Busan (9 AM – 6 PM in each city).
🇱🇰 Colombo
9:00 AM – 2:00 PM
🇰🇷 Busan
12:30 PM – 5:30 PM
Frequently Asked Questions
What is the time difference between Colombo and Busan?
The time difference between Colombo and Busan is currently 3.5 hours ahead. Colombo uses GMT+5:30 (UTC+5:30), while Busan uses GMT+9 (UTC+9).
When it's noon in Colombo, what time is it in Busan?
When it's 12:00 PM (noon) in Colombo, it is 3:30 PM in Busan. Use our calculator above to convert any other time.
Does the time difference between Colombo and Busan change?
No. The time difference between Colombo and Busan is always 3.5 hours ahead — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between Colombo and Busan?
The best time to call is between 9:00 AM and 2:00 PM in Colombo (which is 12:30 PM – 5:30 PM in Busan). This 5-hour window falls within business hours in both cities.
Is Colombo ahead or behind Busan?
Colombo is currently 3.5 hours behind Busan.
What time zone is Colombo in?
Colombo is in the Asia/Colombo time zone, currently using GMT+5:30 (UTC+5:30). Colombo does not observe Daylight Saving Time.
What time is midnight in Colombo in Busan?
When it is midnight (12:00 AM) in Colombo, it is 3:30 AM in Busan.