Istanbul to Reunion: time difference
Reunion is 1 h ahead of Istanbul. 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.
Istanbul 13:18 1:18 PM Reunion 14:18 2:18 PM You –:–
13:18 1:18 PM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
14:18 2:18 PM
Réunion Time · UTC+4
☀️ 05:52 · 🌙 18:20
·
+1 h
Reunion is 1 h ahead of Istanbul.
When you, Istanbul and Reunion are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇷 Istanbul
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
🇷🇪 Reunion
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇷🇪 Reunion |
|---|---|---|
| Local time | 13:18 | 14:18 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | GMT+03:00 | Réunion Time |
| UTC offset | UTC+3 | UTC+4 |
| Offset from Istanbul | — | +1 h |
| IANA zone | Europe/Istanbul | Indian/Reunion |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:10 | 05:52 |
| Sunset | 18:33 | 18:20 |
| Daylight | 11 h 23 min | 12 h 27 min |
| People on this clock | 15,701,602 | 881,348 |
Compare Istanbul with another city
More comparisons with Istanbul: the time zones next to it and the far side of the clock.
Big time differences
Istanbul and Reunion: common questions
How many hours ahead of Istanbul is Reunion?
The clocks in Reunion are 1 hour ahead of those in Istanbul (UTC+4 and UTC+3).
What time is it in Reunion when it is 9:00 AM in Istanbul?
When it is 9:00 AM in Istanbul, it is 10:00 AM in Reunion.
What time is it in Reunion at the end of the working day in Istanbul?
The working day in Istanbul ends at 6:00 PM; in Reunion it is 7:00 PM at that moment.
When do working hours in Istanbul and in Reunion overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Istanbul, which is 10:00 AM to 6:00 PM in Reunion.
When is it already the next day in Reunion?
From 11:00 PM in Istanbul it is already the next day in Reunion. The other way round, until 1:00 AM in Reunion it is still the previous day in Istanbul.
Is the time difference between Istanbul and Reunion the same all year?
Yes. Neither Istanbul nor Reunion switches to summer time, so the gap is always 1 hour.
