Schedule Between Colombo and Istanbul
Day starts 2 hours 30 minutes earlier in Colombo
Quick time conversions: Colombo → Istanbul
Common reference points to help you plan across the time difference.
8:00 AM in Colombo corresponds exactly to 5:30 AM in Istanbul.
I'm in Colombo at 7:00 AM — what time is my colleague in Istanbul seeing?—4:30 AM
10:00 AMin Colombo→7:30 AMin Istanbul
For every 3:00 PM in Colombo, it's simultaneously 12:30 PM in Istanbul.
6:00 PMin Colombo→3:30 PMin Istanbul
If it's 11:00 AM where I am in Colombo, what does Istanbul show?—8:30 AM
5:00 PMin Colombo→2:30 PMin Istanbul
Colombo ↔ Istanbul
5h of business hours overlap daily (09:00–17:00)· Showing core hours (08:00–18:00)
Colombo
Istanbul
Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.
Frequently Asked Questions
What is the current offset between Colombo and Istanbul?
There is a 2 hours 30 minutes gap between Colombo and Istanbul. Colombo runs on Asia/Colombo and Istanbul on Europe/Istanbul.
When can I schedule a call that works in both Colombo and Istanbul?
Colombo and Istanbul share 5.5 hours of business hours overlap daily. Aim for 12:00 Colombo / 09:00 Istanbul for best availability.
Do I need to worry about DST when scheduling between Colombo and Istanbul?
You can plan confidently — no DST shifts are due for either location this week, so the 2 hours 30 minutes gap won't change.
What is the Istanbul equivalent of 12:00 PM Colombo time?
Colombo at noon — that's 9:30 AM in Istanbul at the exact same instant.
How can I quickly find the current time in Istanbul from Colombo?
The slider is the fastest method — move it to any Colombo hour and watch Istanbul update live. The text bar also accepts natural language input.
Which upcoming holidays affect Colombo–Istanbul coordination?
Istanbul observes Democracy and National Unity Day on July 15. Keep this in mind when coordinating between Colombo and Istanbul.
What are the official time zones for Colombo and Istanbul?
Colombo runs on Asia/Colombo (IANA) and Istanbul on Europe/Istanbul (IANA) — a 2 hours 30 minutes gap between them.
9:00 AM in Colombo — is that reasonable for Istanbul?
9 AM in Colombo → 6:30 AM in Istanbul. That falls outside standard hours in Istanbul — confirm with your contact.