🇨🇿 Ostrava, Czech Republic
08
- Central European Summer Time
- UTC+2
- Golden hour
☀️ 07:01 · 🌙 18:09 · 11 h 8 min
Ostrava to Istanbul: time difference
Istanbul is 1 h ahead of Ostrava. 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.
Ostrava 07:29 7:29 AM Istanbul 08:29 8:29 AM You –:–
07:29 7:29 AM
Central European Summer Time · UTC+2
☀️ 07:01 · 🌙 18:09
08:29 8:29 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
+1 h
Istanbul is 1 h ahead of Ostrava.
When you, Ostrava 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
🇨🇿 Ostrava
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 | 🇨🇿 Ostrava | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 07:29 | 08:29 |
| 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 Ostrava | — | +1 h |
| IANA zone | Europe/Prague | Europe/Istanbul |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | Not observed |
| Sunrise | 07:01 | 07:10 |
| Sunset | 18:09 | 18:33 |
| Daylight | 11 h 8 min | 11 h 23 min |
| People on this clock | 304,880 | 15,701,602 |
Compare Ostrava with another city
More comparisons with Ostrava: the time zones next to it and the far side of the clock.
Big time differences
Ostrava and Istanbul: common questions
How far ahead of Ostrava is Istanbul?
Istanbul is 1 hour ahead of Ostrava: UTC+3 against UTC+2.
What time is it in Istanbul at the start of the working day in Ostrava?
The working day in Ostrava starts at 9:00 AM; in Istanbul it is 10:00 AM at that moment.
If it is 6:00 PM in Ostrava, what time is it in Istanbul?
At 6:00 PM in Ostrava, clocks in Istanbul show 7:00 PM.
When do working hours in Ostrava and in Istanbul overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Ostrava, which is 10:00 AM to 6:00 PM in Istanbul.
When does the date change in Istanbul compared with Ostrava?
The new day starts in Istanbul earlier: at 11:00 PM in Ostrava it is already midnight there. Until 1:00 AM in Istanbul, Ostrava is still on the previous day.
Does the time difference between Ostrava and Istanbul change?
Yes. The clocks change only in Ostrava. From October 25, 2026, Istanbul will be 2 hours ahead of Ostrava.
