Lisbon to Iceland: time difference
Iceland is 1 h behind Lisbon. 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.
Lisbon 05:57 5:57 AM Iceland 04:57 4:57 AM You –:–
05:57 5:57 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
04:57 4:57 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
·
−1 h
Iceland is 1 h behind Lisbon.
When you, Lisbon and Iceland are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇮🇸 Iceland
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 | 🇵🇹 Lisbon | 🇮🇸 Iceland |
|---|---|---|
| Local time | 05:57 | 04:57 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Western European Summer Time | Greenwich Mean Time |
| UTC offset | UTC+1 | UTC+0 |
| Offset from Lisbon | — | −1 h |
| IANA zone | Europe/Lisbon | Atlantic/Reykjavik |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:41 | 08:03 |
| Sunset | 19:07 | 18:28 |
| Daylight | 11 h 26 min | 10 h 25 min |
| People on this clock | 545,923 | 364,260 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Iceland: common questions
How many hours behind Lisbon is Iceland?
The clocks in Iceland are 1 hour behind those in Lisbon (UTC+0 and UTC+1).
What time is it in Iceland at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in Iceland it is 8:00 AM at that moment.
If it is 6:00 PM in Lisbon, what time is it in Iceland?
At 6:00 PM in Lisbon, clocks in Iceland show 5:00 PM.
When do working hours in Lisbon and in Iceland overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Lisbon, which is 9:00 AM to 5:00 PM in Iceland.
When is it still the previous day in Iceland?
Until 1:00 AM in Lisbon it is still the previous day in Iceland. The other way round, from 11:00 PM in Iceland it is already the next day in Lisbon.
Is the time difference between Lisbon and Iceland the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, Iceland and Lisbon will have the same time.
