Istanbul ↔ Kolkata
Coordinating across meridians? Kolkata runs +2h 30m ahead of Istanbul. This page shows live clocks, a full 24-hour conversion table, and quick links to find overlapping meeting hours.
Offset: +2h 30m (Kolkata is +2h 30m ahead of Istanbul.)
Istanbul
--:--:--
Kolkata
--:--:--
across the meridian
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24-hour conversion table
When it's midnight to midnight in Istanbul, here's the corresponding time in Kolkata.
| Istanbul (local hour) | Istanbul | Kolkata |
|---|---|---|
| 00:00 | 12:00 AM | 2:30 AM |
| 01:00 | 1:00 AM | 3:30 AM |
| 02:00 | 2:00 AM | 4:30 AM |
| 03:00 | 3:00 AM | 5:30 AM |
| 04:00 | 4:00 AM | 6:30 AM |
| 05:00 | 5:00 AM | 7:30 AM |
| 06:00 | 6:00 AM | 8:30 AM |
| 07:00 | 7:00 AM | 9:30 AM |
| 08:00 | 8:00 AM | 10:30 AM |
| 09:00 | 9:00 AM | 11:30 AM |
| 10:00 | 10:00 AM | 12:30 PM |
| 11:00 | 11:00 AM | 1:30 PM |
| 12:00 | 12:00 PM | 2:30 PM |
| 13:00 | 1:00 PM | 3:30 PM |
| 14:00 | 2:00 PM | 4:30 PM |
| 15:00 | 3:00 PM | 5:30 PM |
| 16:00 | 4:00 PM | 6:30 PM |
| 17:00 | 5:00 PM | 7:30 PM |
| 18:00 | 6:00 PM | 8:30 PM |
| 19:00 | 7:00 PM | 9:30 PM |
| 20:00 | 8:00 PM | 10:30 PM |
| 21:00 | 9:00 PM | 11:30 PM |
| 22:00 | 10:00 PM | 12:30 AM+1 day |
| 23:00 | 11:00 PM | 1:30 AM+1 day |
Related comparisons
Frequently asked questions
What is the time difference between Istanbul and Kolkata?
Kolkata is +2h 30m ahead of Istanbul.
What time is it in Kolkata when it's 9:00 AM in Istanbul?
When it's 9:00 AM in Istanbul, it's 11:30 AM in Kolkata.
Does Istanbul or Kolkata observe daylight saving time?
Istanbul is currently not on daylight saving time. Kolkata is currently not on daylight saving time. Offsets can shift when DST starts or ends.
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