Dehradun to Istanbul: time difference
Istanbul is 2 h 30 min behind Dehradun. 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.
Dehradun 12:08 12:08 PM Istanbul 09:38 9:38 AM You –:–
12:08 12:08 PM
India Standard Time · UTC+5:30
☀️ 06:17 · 🌙 17:54
09:38 9:38 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
−2 h 30 min
Istanbul is 2 h 30 min behind Dehradun.
When you, Dehradun 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
🇮🇳 Dehradun
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
21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇳 Dehradun | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 12:08 | 09:38 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | India Standard Time | GMT+03:00 |
| UTC offset | UTC+5:30 | UTC+3 |
| Offset from Dehradun | — | −2 h 30 min |
| IANA zone | Asia/Kolkata | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:17 | 07:10 |
| Sunset | 17:54 | 18:33 |
| Daylight | 11 h 37 min | 11 h 23 min |
| People on this clock | 447,808 | 15,701,602 |
Compare Dehradun with another city
More comparisons with Dehradun: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Dehradun and Istanbul: common questions
What is the time difference between Dehradun and Istanbul?
Istanbul is 2 hours and 30 minutes behind: it uses UTC+3, while Dehradun is on UTC+5:30.
If it is 9:00 AM in Dehradun, what time is it in Istanbul?
At 9:00 AM in Dehradun, clocks in Istanbul show 6:30 AM.
If it is 6:00 PM in Dehradun, what time is it in Istanbul?
At 6:00 PM in Dehradun, clocks in Istanbul show 3:30 PM.
When is a good time to call Istanbul from Dehradun?
Between 11:30 AM and 6:00 PM in Dehradun – that is 9:00 AM to 3:30 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Istanbul compared with Dehradun?
The new day starts in Istanbul later: until 2:30 AM in Dehradun, it is still the previous day there. From 9:30 PM in Istanbul, Dehradun is already on the next day.
Does the time gap between Dehradun and Istanbul change during the year?
No, the clocks change neither in Dehradun nor in Istanbul, so the gap is 2 hours and 30 minutes all year round.
