Istanbul to Kolkata Time Converter
Kolkata is 2 hours 30 minutes ahead of Istanbul right now. 9:00 AM in Istanbul is 11:30 AM in Kolkata.
Time now: Istanbul and Kolkata
Kolkata is 2 hours 30 minutes ahead of Istanbul right now. The gap stays the same all year, because neither changes its clocks.
Istanbul and Kolkata are about 5,857 km (3,639 miles) apart in a straight line. Right now Istanbul is on UTC+03:00 (UTC+03:00) and Kolkata is on IST (UTC+05:30).
Istanbul to Kolkata conversion table
Every hour of the day, using today's time difference.
| Istanbul | Kolkata |
|---|---|
| 12:00 AM | 2:30 AM |
| 1:00 AM | 3:30 AM |
| 2:00 AM | 4:30 AM |
| 3:00 AM | 5:30 AM |
| 4:00 AM | 6:30 AM |
| 5:00 AM | 7:30 AM |
| 6:00 AM | 8:30 AM |
| 7:00 AM | 9:30 AM |
| 8:00 AM | 10:30 AM |
| 9:00 AM | 11:30 AM |
| 10:00 AM | 12:30 PM |
| 11:00 AM | 1:30 PM |
| 12:00 PM | 2:30 PM |
| 1:00 PM | 3:30 PM |
| 2:00 PM | 4:30 PM |
| 3:00 PM | 5:30 PM |
| 4:00 PM | 6:30 PM |
| 5:00 PM | 7:30 PM |
| 6:00 PM | 8:30 PM |
| 7:00 PM | 9:30 PM |
| 8:00 PM | 10:30 PM |
| 9:00 PM | 11:30 PM |
| 10:00 PM | 12:30 AMnext day |
| 11:00 PM | 1:30 AMnext day |
Best time to meet between Istanbul and Kolkata
Working hours overlap (9 AM – 6 PM in both places):
- 9:00 AM – 4:00 PM Istanbul = 11:30 AM – 6:30 PM Kolkata
Does the time difference between Istanbul and Kolkata change?
No. Neither place changes its clocks, so Kolkata is 2 hours 30 minutes ahead of Istanbul all year.
Office hours in each other's time
- 9 AM to 6 PM in Istanbul is 11:30 AM to 8:30 PM in Kolkata.
- 9 AM to 6 PM in Kolkata is 6:30 AM to 3:30 PM in Istanbul.
Based on today's clock settings.
Frequently asked questions
What is the time difference between Istanbul and Kolkata?
Kolkata is 2 hours 30 minutes ahead of Istanbul right now. The gap stays the same all year, because neither changes its clocks.
How do I convert Istanbul to Kolkata?
Add 2 hours 30 minutes to the Istanbul time to get the Kolkata time (at today's difference). 9:00 AM in Istanbul is 11:30 AM in Kolkata. Or use the converter above and pick any date and time.
What is the current time in Kolkata?
It is 5:45 AM in Kolkata on Tuesday, November 10 (the converter above shows it live). At the same moment it is 3:15 AM in Istanbul.
Does the time difference between Istanbul and Kolkata change during the year?
No. Neither place changes its clocks, so Kolkata is 2 hours 30 minutes ahead of Istanbul all year.
What is the best time for a meeting between Istanbul and Kolkata?
Between 9 AM and 6 PM in both places you can meet at 9:00 AM – 4:00 PM Istanbul = 11:30 AM – 6:30 PM Kolkata. Check the overlap section on this page for every option.