Istanbul to Porvoo: time difference
Porvoo 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 20:50 8:50 PM Porvoo 19:50 7:50 PM You –:–
20:50 8:50 PM
Türkiye Standard Time · UTC+3
☀️ 07:41 · 🌙 17:56
19:50 7:50 PM
Eastern European Standard Time · UTC+2
☀️ 07:54 · 🌙 16:09
·
−1 h
Porvoo is 1 h behind Istanbul.
When you, Istanbul and Porvoo 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
🇫🇮 Porvoo
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 | 🇫🇮 Porvoo |
|---|---|---|
| Local time | 20:50 | 19:50 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Türkiye Standard Time | Eastern European Standard Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Istanbul | — | −1 h |
| IANA zone | Europe/Istanbul | Europe/Helsinki |
| Daylight saving | Not observed | On standard time → UTC+3, Mar 28, 04:00 |
| Sunrise | 07:41 | 07:54 |
| Sunset | 17:56 | 16:09 |
| Daylight | 10 h 15 min | 8 h 15 min |
| People on this clock | 15,701,602 | 51,293 |
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 Porvoo: common questions
How many hours behind Istanbul is Porvoo?
The clocks in Porvoo are 1 hour behind those in Istanbul (UTC+2 and UTC+3).
If it is 9:00 AM in Istanbul, what time is it in Porvoo?
At 9:00 AM in Istanbul, clocks in Porvoo show 8:00 AM.
What time is it in Porvoo at the end of the working day in Istanbul?
The working day in Istanbul ends at 6:00 PM; in Porvoo it is 5:00 PM at that moment.
When do working hours in Istanbul and in Porvoo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Istanbul, which is 9:00 AM to 5:00 PM in Porvoo.
When does the date change in Porvoo compared with Istanbul?
The new day starts in Porvoo later: until 1:00 AM in Istanbul, it is still the previous day there. From 11:00 PM in Porvoo, Istanbul is already on the next day.
Does the time difference between Istanbul and Porvoo change?
Yes. The clocks change only in Porvoo. From March 28, 2027, Porvoo and Istanbul will have the same time.
