Istanbul to Loures: time difference
Loures is 2 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
−2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 17:29 5:29 PM Loures 15:29 3:29 PM You –:–
17:29 5:29 PM
GMT+03:00 · UTC+3
☀️ 07:20 · 🌙 18:19
15:29 3:29 PM
Western European Summer Time · UTC+1
☀️ 07:50 · 🌙 18:54
·
−2 h
Loures is 2 h behind Istanbul.
When you, Istanbul and Loures 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
🇵🇹 Loures
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 | 🇵🇹 Loures |
|---|---|---|
| Local time | 17:29 | 15:29 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | GMT+03:00 | Western European Summer Time |
| UTC offset | UTC+3 | UTC+1 |
| Offset from Istanbul | — | −2 h |
| IANA zone | Europe/Istanbul | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:20 | 07:50 |
| Sunset | 18:19 | 18:54 |
| Daylight | 10 h 59 min | 11 h 4 min |
| People on this clock | 15,701,602 | 201,632 |
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 Loures: common questions
How many hours behind Istanbul is Loures?
The clocks in Loures are 2 hours behind those in Istanbul (UTC+1 and UTC+3).
If it is 9:00 AM in Istanbul, what time is it in Loures?
At 9:00 AM in Istanbul, clocks in Loures show 7:00 AM.
If it is 6:00 PM in Istanbul, what time is it in Loures?
At 6:00 PM in Istanbul, clocks in Loures show 4:00 PM.
When do working hours in Istanbul and in Loures overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Istanbul, which is 9:00 AM to 4:00 PM in Loures.
When does the date change in Loures compared with Istanbul?
The new day starts in Loures later: until 2:00 AM in Istanbul, it is still the previous day there. From 10:00 PM in Loures, Istanbul is already on the next day.
Does the time difference between Istanbul and Loures change?
Yes. The clocks change only in Loures. From October 25, 2026, Loures will be 3 hours behind Istanbul.
