Cilaos to Istanbul: time difference
Istanbul is 1 h behind Cilaos. 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.
Cilaos 07:26 7:26 AM Istanbul 06:26 6:26 AM You –:–
07:26 7:26 AM
Réunion Time · UTC+4
☀️ 05:52 · 🌙 18:20
06:26 6:26 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
−1 h
Istanbul is 1 h behind Cilaos.
When you, Cilaos 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
🇷🇪 Cilaos
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 | 🇷🇪 Cilaos | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 07:26 | 06:26 |
| 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 Cilaos | — | −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 | 5,500 | 15,701,602 |
Compare Cilaos with another city
More comparisons with Cilaos: the time zones next to it and the far side of the clock.
Big time differences
Cilaos and Istanbul: common questions
What is the time difference between Cilaos and Istanbul?
Istanbul is 1 hour behind: it uses UTC+3, while Cilaos is on UTC+4.
What time is it in Istanbul when it is 9:00 AM in Cilaos?
When it is 9:00 AM in Cilaos, it is 8:00 AM in Istanbul.
What time is it in Istanbul at the end of the working day in Cilaos?
The working day in Cilaos ends at 6:00 PM; in Istanbul it is 5:00 PM at that moment.
When is a good time to call Istanbul from Cilaos?
Between 10:00 AM and 6:00 PM in Cilaos – that is 9:00 AM to 5:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Istanbul?
Until 1:00 AM in Cilaos 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 Cilaos.
Does the time gap between Cilaos and Istanbul change during the year?
No, the clocks change neither in Cilaos nor in Istanbul, so the gap is 1 hour all year round.
