Switzerland to Istanbul: time difference
Istanbul is 1 h ahead of Switzerland. 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.
Switzerland 04:40 4:40 AM Istanbul 05:40 5:40 AM You –:–
04:40 4:40 AM
Central European Summer Time · UTC+2
☀️ 07:41 · 🌙 18:55
05:40 5:40 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
+1 h
Istanbul is 1 h ahead of Switzerland.
When you, Switzerland 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
🇨🇭 Switzerland
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 | 🇨🇭 Switzerland | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 04:40 | 05:40 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central European Summer Time | GMT+03:00 |
| UTC offset | UTC+2 | UTC+3 |
| Offset from Switzerland | — | +1 h |
| IANA zone | Europe/Zurich | Europe/Istanbul |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:41 | 07:10 |
| Sunset | 18:55 | 18:33 |
| Daylight | 11 h 13 min | 11 h 23 min |
| People on this clock | 8,902,308 | 15,701,602 |
Compare Switzerland with another city
More comparisons with Switzerland: the time zones next to it and the far side of the clock.
Big time differences
Switzerland and Istanbul: common questions
How many hours ahead of Switzerland is Istanbul?
The clocks in Istanbul are 1 hour ahead of those in Switzerland (UTC+3 and UTC+2).
What time is it in Istanbul when it is 9:00 AM in Switzerland?
When it is 9:00 AM in Switzerland, it is 10:00 AM in Istanbul.
What time is it in Istanbul when it is 6:00 PM in Switzerland?
When it is 6:00 PM in Switzerland, it is 7:00 PM in Istanbul.
When is a good time to call Istanbul from Switzerland?
Between 9:00 AM and 5:00 PM in Switzerland – that is 10:00 AM to 6:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Istanbul?
From 11:00 PM in Switzerland 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 Switzerland.
Is the time difference between Switzerland and Istanbul the same all year?
No. Only Switzerland switches to summer time, so the gap changes twice a year. From October 25, 2026, Istanbul will be 2 hours ahead of Switzerland.
