Istanbul to Portlaoise: time difference
Portlaoise is 2 h behind Istanbul. 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.
Istanbul 15:30 3:30 PM Portlaoise 13:30 1:30 PM You –:–
15:30 3:30 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
13:30 1:30 PM
Irish Standard Time · UTC+1
☀️ 07:59 · 🌙 18:31
·
−2 h
Portlaoise is 2 h behind Istanbul.
When you, Istanbul and Portlaoise 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
🇮🇪 Portlaoise
22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇮🇪 Portlaoise |
|---|---|---|
| Local time | 15:30 | 13:30 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | GMT+03:00 | Irish Standard Time |
| UTC offset | UTC+3 | UTC+1 |
| Offset from Istanbul | — | −2 h |
| IANA zone | Europe/Istanbul | Europe/Dublin |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:18 | 07:59 |
| Sunset | 18:22 | 18:31 |
| Daylight | 11 h 5 min | 10 h 32 min |
| People on this clock | 15,701,602 | 23,494 |
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 Portlaoise: common questions
How many hours behind Istanbul is Portlaoise?
The clocks in Portlaoise are 2 hours behind those in Istanbul (UTC+1 and UTC+3).
What time is it in Portlaoise when it is 9:00 AM in Istanbul?
When it is 9:00 AM in Istanbul, it is 7:00 AM in Portlaoise.
What time is it in Portlaoise when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 4:00 PM in Portlaoise.
Is there a time when both Istanbul and Portlaoise are at work?
Yes: from 11:00 AM to 6:00 PM in Istanbul (9:00 AM to 4:00 PM in Portlaoise), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Istanbul is it still yesterday in Portlaoise?
Before 2:00 AM in Istanbul, the date in Portlaoise has not changed yet. From 10:00 PM in Portlaoise, it is already the next day in Istanbul.
Does the time difference between Istanbul and Portlaoise change?
Yes. The clocks change only in Portlaoise. From October 25, 2026, Portlaoise will be 3 hours behind Istanbul.
