Reims to Istanbul: time difference
Istanbul is 1 h ahead of Reims. 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.
Reims 07:23 7:23 AM Istanbul 08:23 8:23 AM You –:–
07:23 7:23 AM
Central European Summer Time · UTC+2
☀️ 08:13 · 🌙 18:46
08:23 8:23 AM
GMT+03:00 · UTC+3
☀️ 07:21 · 🌙 18:18
·
+1 h
Istanbul is 1 h ahead of Reims.
When you, Reims 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
🇫🇷 Reims
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
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 | 🇫🇷 Reims | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 07:23 | 08:23 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central European Summer Time | GMT+03:00 |
| UTC offset | UTC+2 | UTC+3 |
| Offset from Reims | — | +1 h |
| IANA zone | Europe/Paris | Europe/Istanbul |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 08:13 | 07:21 |
| Sunset | 18:46 | 18:18 |
| Daylight | 10 h 33 min | 10 h 57 min |
| People on this clock | 179,380 | 15,701,602 |
Compare Reims with another city
More comparisons with Reims: the time zones next to it and the far side of the clock.
Big time differences
Reims and Istanbul: common questions
How many hours ahead of Reims is Istanbul?
The clocks in Istanbul are 1 hour ahead of those in Reims (UTC+3 and UTC+2).
What time is it in Istanbul at the start of the working day in Reims?
The working day in Reims starts at 9:00 AM; in Istanbul it is 10:00 AM at that moment.
What time is it in Istanbul when it is 6:00 PM in Reims?
When it is 6:00 PM in Reims, it is 7:00 PM in Istanbul.
When do working hours in Reims and in Istanbul overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Reims, which is 10:00 AM to 6:00 PM in Istanbul.
When is it already the next day in Istanbul?
From 11:00 PM in Reims it is already the next day in Istanbul. The other way round, until 1:00 AM in Istanbul it is still the previous day in Reims.
Does the time difference between Reims and Istanbul change?
Yes. The clocks change only in Reims. From October 25, 2026, Istanbul will be 2 hours ahead of Reims.
