Quatre Bornes to Istanbul: time difference
Istanbul is 1 h behind Quatre Bornes. 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.
Quatre Bornes 19:46 7:46 PM Istanbul 18:46 6:46 PM You –:–
19:46 7:46 PM
Mauritius Standard Time · UTC+4
☀️ 05:39 · 🌙 18:13
18:46 6:46 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
−1 h
Istanbul is 1 h behind Quatre Bornes.
When you, Quatre Bornes 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
🇲🇺 Quatre Bornes
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
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Time zones side by side
| Detail | 🇲🇺 Quatre Bornes | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 19:46 | 18:46 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Mauritius Standard Time | GMT+03:00 |
| UTC offset | UTC+4 | UTC+3 |
| Offset from Quatre Bornes | — | −1 h |
| IANA zone | Indian/Mauritius | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:39 | 07:18 |
| Sunset | 18:13 | 18:22 |
| Daylight | 12 h 34 min | 11 h 5 min |
| People on this clock | 81,773 | 15,701,602 |
Compare Quatre Bornes with another city
More comparisons with Quatre Bornes: the time zones next to it and the far side of the clock.
Big time differences
Quatre Bornes and Istanbul: common questions
What is the time difference between Quatre Bornes and Istanbul?
Istanbul is 1 hour behind: it uses UTC+3, while Quatre Bornes is on UTC+4.
What time is it in Istanbul at the start of the working day in Quatre Bornes?
The working day in Quatre Bornes starts at 9:00 AM; in Istanbul it is 8:00 AM at that moment.
What time is it in Istanbul at the end of the working day in Quatre Bornes?
The working day in Quatre Bornes ends at 6:00 PM; in Istanbul it is 5:00 PM at that moment.
When do working hours in Quatre Bornes and in Istanbul overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Quatre Bornes, which is 9:00 AM to 5:00 PM in Istanbul.
When is it still the previous day in Istanbul?
Until 1:00 AM in Quatre Bornes 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 Quatre Bornes.
Is the time difference between Quatre Bornes and Istanbul the same all year?
Yes. Neither Quatre Bornes nor Istanbul switches to summer time, so the gap is always 1 hour.
