Reykjavik to Foz do Iguaçu: time difference
Foz do Iguaçu is 3 h behind Reykjavik. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Reykjavik 00:53 12:53 AM Foz do Iguaçu 21:53 9:53 PM You –:–
00:53 12:53 AM
Greenwich Mean Time · UTC+0
☀️ 08:27 · 🌙 18:00
21:53 9:53 PM
Brasilia Standard Time · UTC-3
☀️ 06:02 · 🌙 18:46
·
−3 h
Foz do Iguaçu is 3 h behind Reykjavik.
When you, Reykjavik and Foz do Iguaçu are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇸 Reykjavik
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
🇧🇷 Foz do Iguaçu
21 9 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇸 Reykjavik | 🇧🇷 Foz do Iguaçu |
|---|---|---|
| Local time | 00:53 | 21:53 |
| Local date | Monday, October 19, 2026 | Sunday, October 18, 2026 |
| Time zone | Greenwich Mean Time | Brasilia Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Reykjavik | — | −3 h |
| IANA zone | Atlantic/Reykjavik | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 08:27 | 06:02 |
| Sunset | 18:00 | 18:46 |
| Daylight | 9 h 33 min | 12 h 45 min |
| People on this clock | 136,894 | 285,415 |
Compare Reykjavik with another city
More comparisons with Reykjavik: the time zones next to it and the far side of the clock.
Big time differences
Reykjavik and Foz do Iguaçu: common questions
How many hours behind Reykjavik is Foz do Iguaçu?
The clocks in Foz do Iguaçu are 3 hours behind those in Reykjavik (UTC−3 and UTC+0).
What time is it in Foz do Iguaçu at the start of the working day in Reykjavik?
The working day in Reykjavik starts at 9:00 AM; in Foz do Iguaçu it is 6:00 AM at that moment.
What time is it in Foz do Iguaçu at the end of the working day in Reykjavik?
The working day in Reykjavik ends at 6:00 PM; in Foz do Iguaçu it is 3:00 PM at that moment.
When is a good time to call Foz do Iguaçu from Reykjavik?
Between 12:00 PM and 6:00 PM in Reykjavik – that is 9:00 AM to 3:00 PM in Foz do Iguaçu – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Reykjavik is it still yesterday in Foz do Iguaçu?
Before 3:00 AM in Reykjavik, the date in Foz do Iguaçu has not changed yet. From 9:00 PM in Foz do Iguaçu, it is already the next day in Reykjavik.
Is the time difference between Reykjavik and Foz do Iguaçu the same all year?
Yes. Neither Reykjavik nor Foz do Iguaçu switches to summer time, so the gap is always 3 hours.
