Istanbul to Portugal: time difference
Portugal 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 17:20 5:20 PM Portugal 15:20 3:20 PM You –:–
17:20 5:20 PM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
15:20 3:20 PM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
·
−2 h
Portugal is 2 h behind Istanbul.
When you, Istanbul and Portugal 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
🇵🇹 Portugal
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 | 🇵🇹 Portugal |
|---|---|---|
| Local time | 17:20 | 15:20 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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 | 07:10 | 07:41 |
| Sunset | 18:33 | 19:07 |
| Daylight | 11 h 23 min | 11 h 26 min |
| People on this clock | 15,701,602 | 10,347,892 |
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 Portugal: common questions
How many hours behind Istanbul is Portugal?
The clocks in Portugal 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 Portugal?
At 9:00 AM in Istanbul, clocks in Portugal show 7:00 AM.
What time is it in Portugal when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 4:00 PM in Portugal.
When do working hours in Istanbul and in Portugal 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 Portugal.
When does the date change in Portugal compared with Istanbul?
The new day starts in Portugal later: until 2:00 AM in Istanbul, it is still the previous day there. From 10:00 PM in Portugal, Istanbul is already on the next day.
Is the time difference between Istanbul and Portugal the same all year?
No. Only Portugal switches to summer time, so the gap changes twice a year. From October 25, 2026, Portugal will be 3 hours behind Istanbul.
