Reykjavik to Sao Luis: time difference
Sao Luis 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 08:46 8:46 AM Sao Luis 05:46 5:46 AM You –:–
08:46 8:46 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
05:46 5:46 AM
Brasilia Standard Time · UTC-3
☀️ 05:40 · 🌙 17:49
·
−3 h
Sao Luis is 3 h behind Reykjavik.
When you, Reykjavik and Sao Luis 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
🇧🇷 Sao Luis
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 | 🇧🇷 Sao Luis |
|---|---|---|
| Local time | 08:46 | 05:46 |
| 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 | 05:40 |
| Sunset | 18:28 | 17:49 |
| Daylight | 10 h 25 min | 12 h 9 min |
| People on this clock | 136,894 | 1,037,775 |
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 Sao Luis: common questions
What is the time difference between Reykjavik and Sao Luis?
Sao Luis is 3 hours behind: it uses UTC−3, while Reykjavik is on UTC+0.
What time is it in Sao Luis when it is 9:00 AM in Reykjavik?
When it is 9:00 AM in Reykjavik, it is 6:00 AM in Sao Luis.
What time is it in Sao Luis when it is 6:00 PM in Reykjavik?
When it is 6:00 PM in Reykjavik, it is 3:00 PM in Sao Luis.
Is there a time when both Reykjavik and Sao Luis are at work?
Yes: from 12:00 PM to 6:00 PM in Reykjavik (9:00 AM to 3:00 PM in Sao Luis), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Sao Luis compared with Reykjavik?
The new day starts in Sao Luis later: until 3:00 AM in Reykjavik, it is still the previous day there. From 9:00 PM in Sao Luis, Reykjavik is already on the next day.
Does the time gap between Reykjavik and Sao Luis change during the year?
No, the clocks change neither in Reykjavik nor in Sao Luis, so the gap is 3 hours all year round.
