Istanbul to Zeist: time difference
Zeist is 1 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 05:32 5:32 AM Zeist 04:32 4:32 AM You –:–
05:32 5:32 AM
GMT+03:00 · UTC+3
☀️ 07:19 · 🌙 18:21
04:32 4:32 AM
Central European Summer Time · UTC+2
☀️ 08:09 · 🌙 18:41
·
−1 h
Zeist is 1 h behind Istanbul.
When you, Istanbul and Zeist 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
🇳🇱 Zeist
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 | 🇹🇷 Istanbul | 🇳🇱 Zeist |
|---|---|---|
| Local time | 05:32 | 04:32 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | GMT+03:00 | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Istanbul | — | −1 h |
| IANA zone | Europe/Istanbul | Europe/Amsterdam |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:19 | 08:09 |
| Sunset | 18:21 | 18:41 |
| Daylight | 11 h 2 min | 10 h 31 min |
| People on this clock | 15,701,602 | 65,987 |
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 Zeist: common questions
How far behind Istanbul is Zeist?
Zeist is 1 hour behind Istanbul: UTC+2 against UTC+3.
What time is it in Zeist at the start of the working day in Istanbul?
The working day in Istanbul starts at 9:00 AM; in Zeist it is 8:00 AM at that moment.
If it is 6:00 PM in Istanbul, what time is it in Zeist?
At 6:00 PM in Istanbul, clocks in Zeist show 5:00 PM.
When is a good time to call Zeist from Istanbul?
Between 10:00 AM and 6:00 PM in Istanbul – that is 9:00 AM to 5:00 PM in Zeist – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Zeist?
Until 1:00 AM in Istanbul it is still the previous day in Zeist. The other way round, from 11:00 PM in Zeist it is already the next day in Istanbul.
Is the time difference between Istanbul and Zeist the same all year?
No. Only Zeist switches to summer time, so the gap changes twice a year. From October 25, 2026, Zeist will be 2 hours behind Istanbul.
