How far apart are Singapore and Colombo?
Singapore is 2 hours 30 minutes ahead of Colombo. When it's noon in Singapore, it's 09:00 in Colombo.
Singapore is in the Asia/Singapore timezone. Colombo is in Asia/Colombo. The difference is 2.5 hours 30 minutes.
Daily overlap window
Both Singapore and Colombo are simultaneously in business hours for 5.5 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
Recommended meeting windows
Both Singapore and Colombo are in standard hours simultaneously for 5.5h per day. 3 recommended slots shown below.
12:00 Singapore / 09:00 Colombo✓ Both working
13:00 Singapore / 10:00 Colombo✓ Both working
14:00 Singapore / 11:00 Colombo✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Public holidays this year
Singapore3 holidays
Aug 10National Day
Nov 9Deepavali
Dec 25Christmas Day
Colombo
No upcoming public holidays this year.
Singapore and Colombo — practical scheduling
Singapore (Singapore) leads Colombo (Sri Lanka) by 2.5 hours. Despite the gap, a 5.5-hour window of shared business hours each day keeps real-time collaboration practical for both sides.
💡 Practical scheduling guidelines
✅12:00–13:00 in Singapore = 09:00–10:00 in Colombo. Both sides are in standard business hours during this window.
✅13:00–14:00 in Singapore = 10:00–11:00 in Colombo. Both sides are in standard business hours during this window.
✅14:00–15:00 in Singapore = 11:00–12:00 in Colombo. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Get the Extension — Free →Use the time slider above to find the exact equivalent time for any moment in Singapore. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
