Saint-Denis to Istanbul: time difference
Istanbul is 1 h behind Saint-Denis. 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.
Saint-Denis 14:37 2:37 PM Istanbul 13:37 1:37 PM You –:–
14:37 2:37 PM
Réunion Time · UTC+4
☀️ 05:52 · 🌙 18:20
13:37 1:37 PM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
−1 h
Istanbul is 1 h behind Saint-Denis.
When you, Saint-Denis 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
🇷🇪 Saint-Denis
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
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇷🇪 Saint-Denis | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 14:37 | 13:37 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Réunion Time | GMT+03:00 |
| UTC offset | UTC+4 | UTC+3 |
| Offset from Saint-Denis | — | −1 h |
| IANA zone | Indian/Reunion | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:52 | 07:10 |
| Sunset | 18:20 | 18:33 |
| Daylight | 12 h 27 min | 11 h 23 min |
| People on this clock | 154,765 | 15,701,602 |
Compare Saint-Denis with another city
More comparisons with Saint-Denis: the time zones next to it and the far side of the clock.
Big time differences
Saint-Denis and Istanbul: common questions
What is the time difference between Saint-Denis and Istanbul?
Istanbul is 1 hour behind: it uses UTC+3, while Saint-Denis is on UTC+4.
What time is it in Istanbul when it is 9:00 AM in Saint-Denis?
When it is 9:00 AM in Saint-Denis, it is 8:00 AM in Istanbul.
If it is 6:00 PM in Saint-Denis, what time is it in Istanbul?
At 6:00 PM in Saint-Denis, clocks in Istanbul show 5:00 PM.
Is there a time when both Saint-Denis and Istanbul are at work?
Yes: from 10:00 AM to 6:00 PM in Saint-Denis (9:00 AM to 5:00 PM in Istanbul), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Istanbul?
Until 1:00 AM in Saint-Denis it is still the previous day in Istanbul. The other way round, from 11:00 PM in Istanbul it is already the next day in Saint-Denis.
Does the time gap between Saint-Denis and Istanbul change during the year?
No, the clocks change neither in Saint-Denis nor in Istanbul, so the gap is 1 hour all year round.
