🇧🇩 Chittagong, Bangladesh
01
- Bangladesh Standard Time
- UTC+6
- Daytime
☀️ 05:48 · 🌙 17:33 · 11 h 46 min
Chittagong to Istanbul: time difference
Istanbul is 3 h behind Chittagong. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chittagong 13:44 1:44 PM Istanbul 10:44 10:44 AM You –:–
13:44 1:44 PM
Bangladesh Standard Time · UTC+6
☀️ 05:48 · 🌙 17:33
10:44 10:44 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
−3 h
Istanbul is 3 h behind Chittagong.
When you, Chittagong and Istanbul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇩 Chittagong
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇹🇷 Istanbul
21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇩 Chittagong | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 13:44 | 10:44 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Bangladesh Standard Time | GMT+03:00 |
| UTC offset | UTC+6 | UTC+3 |
| Offset from Chittagong | — | −3 h |
| IANA zone | Asia/Dhaka | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:48 | 07:10 |
| Sunset | 17:33 | 18:33 |
| Daylight | 11 h 46 min | 11 h 23 min |
| People on this clock | 2,592,439 | 15,701,602 |
Compare Chittagong with another city
More comparisons with Chittagong: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Chittagong and Istanbul: common questions
How many hours behind Chittagong is Istanbul?
The clocks in Istanbul are 3 hours behind those in Chittagong (UTC+3 and UTC+6).
If it is 9:00 AM in Chittagong, what time is it in Istanbul?
At 9:00 AM in Chittagong, clocks in Istanbul show 6:00 AM.
What time is it in Istanbul at the end of the working day in Chittagong?
The working day in Chittagong ends at 6:00 PM; in Istanbul it is 3:00 PM at that moment.
When is a good time to call Istanbul from Chittagong?
Between 12:00 PM and 6:00 PM in Chittagong – that is 9:00 AM to 3:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Istanbul compared with Chittagong?
The new day starts in Istanbul later: until 3:00 AM in Chittagong, it is still the previous day there. From 9:00 PM in Istanbul, Chittagong is already on the next day.
Does the time difference between Chittagong and Istanbul change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
