Reykjavik to Fortaleza: time difference
Fortaleza is 3 h behind Reykjavik. 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.
Reykjavik 09:47 9:47 AM Fortaleza 06:47 6:47 AM You –:–
09:47 9:47 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
06:47 6:47 AM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 17:27
·
−3 h
Fortaleza is 3 h behind Reykjavik.
When you, Reykjavik and Fortaleza 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
🇧🇷 Fortaleza
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 | 🇧🇷 Fortaleza |
|---|---|---|
| Local time | 09:47 | 06:47 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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/Fortaleza |
| Daylight saving | Not observed | Not observed |
| Sunrise | 08:03 | 05:17 |
| Sunset | 18:28 | 17:27 |
| Daylight | 10 h 25 min | 12 h 10 min |
| People on this clock | 136,894 | 2,428,708 |
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 Fortaleza: common questions
How far behind Reykjavik is Fortaleza?
Fortaleza is 3 hours behind Reykjavik: UTC−3 against UTC+0.
What time is it in Fortaleza when it is 9:00 AM in Reykjavik?
When it is 9:00 AM in Reykjavik, it is 6:00 AM in Fortaleza.
If it is 6:00 PM in Reykjavik, what time is it in Fortaleza?
At 6:00 PM in Reykjavik, clocks in Fortaleza show 3:00 PM.
When do working hours in Reykjavik and in Fortaleza overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Reykjavik, which is 9:00 AM to 3:00 PM in Fortaleza.
When does the date change in Fortaleza compared with Reykjavik?
The new day starts in Fortaleza later: until 3:00 AM in Reykjavik, it is still the previous day there. From 9:00 PM in Fortaleza, Reykjavik is already on the next day.
Does the time difference between Reykjavik and Fortaleza change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
