Letterkenny to Istanbul: time difference
Istanbul is 2 h ahead of Letterkenny. 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.
Letterkenny 15:45 3:45 PM Istanbul 17:45 5:45 PM You –:–
15:45 3:45 PM
Irish Standard Time · UTC+1
☀️ 08:04 · 🌙 18:30
17:45 5:45 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
·
+2 h
Istanbul is 2 h ahead of Letterkenny.
When you, Letterkenny 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
🇮🇪 Letterkenny
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
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇪 Letterkenny | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 15:45 | 17:45 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Irish Standard Time | GMT+03:00 |
| UTC offset | UTC+1 | UTC+3 |
| Offset from Letterkenny | — | +2 h |
| IANA zone | Europe/Dublin | Europe/Istanbul |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 08:04 | 07:18 |
| Sunset | 18:30 | 18:22 |
| Daylight | 10 h 25 min | 11 h 5 min |
| People on this clock | 22,549 | 15,701,602 |
Compare Letterkenny with another city
More comparisons with Letterkenny: the time zones next to it and the far side of the clock.
Big time differences
Letterkenny and Istanbul: common questions
What is the time difference between Letterkenny and Istanbul?
Istanbul is 2 hours ahead: it uses UTC+3, while Letterkenny is on UTC+1.
What time is it in Istanbul when it is 9:00 AM in Letterkenny?
When it is 9:00 AM in Letterkenny, it is 11:00 AM in Istanbul.
If it is 6:00 PM in Letterkenny, what time is it in Istanbul?
At 6:00 PM in Letterkenny, clocks in Istanbul show 8:00 PM.
When is a good time to call Istanbul from Letterkenny?
Between 9:00 AM and 4:00 PM in Letterkenny – that is 11:00 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 10:00 PM in Letterkenny it is already the next day in Istanbul. The other way round, until 2:00 AM in Istanbul it is still the previous day in Letterkenny.
Is the time difference between Letterkenny and Istanbul the same all year?
No. Only Letterkenny switches to summer time, so the gap changes twice a year. From October 25, 2026, Istanbul will be 3 hours ahead of Letterkenny.
