Reykjavik to Sao Paulo: time difference
Sao Paulo 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 02:05 2:05 AM Sao Paulo 23:05 11:05 PM You –:–
02:05 2:05 AM
Greenwich Mean Time · UTC+0
☀️ 08:03 · 🌙 18:28
23:05 11:05 PM
Brasilia Standard Time · UTC-3
☀️ 05:40 · 🌙 18:09
·
−3 h
Sao Paulo is 3 h behind Reykjavik.
When you, Reykjavik and Sao Paulo 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 Paulo
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 Paulo |
|---|---|---|
| Local time | 02:05 | 23:05 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 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 | 08:03 | 05:40 |
| Sunset | 18:28 | 18:09 |
| Daylight | 10 h 25 min | 12 h 29 min |
| People on this clock | 136,894 | 11,451,999 |
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 Paulo: common questions
How many hours behind Reykjavik is Sao Paulo?
The clocks in Sao Paulo are 3 hours behind those in Reykjavik (UTC−3 and UTC+0).
What time is it in Sao Paulo at the start of the working day in Reykjavik?
The working day in Reykjavik starts at 9:00 AM; in Sao Paulo it is 6:00 AM at that moment.
What time is it in Sao Paulo when it is 6:00 PM in Reykjavik?
When it is 6:00 PM in Reykjavik, it is 3:00 PM in Sao Paulo.
Is there a time when both Reykjavik and Sao Paulo are at work?
Yes: from 12:00 PM to 6:00 PM in Reykjavik (9:00 AM to 3:00 PM in Sao Paulo), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Reykjavik is it still yesterday in Sao Paulo?
Before 3:00 AM in Reykjavik, the date in Sao Paulo has not changed yet. From 9:00 PM in Sao Paulo, it is already the next day in Reykjavik.
Does the time gap between Reykjavik and Sao Paulo change during the year?
No, the clocks change neither in Reykjavik nor in Sao Paulo, so the gap is 3 hours all year round.
