Buffalo, NY to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Buffalo, NY. 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.
Buffalo, NY 23:38 11:38 PM Sao Paulo 00:38 12:38 AM You –:–
23:38 11:38 PM
Eastern Daylight Time · UTC-4
☀️ 07:22 · 🌙 18:45
00:38 12:38 AM
Brasilia Standard Time · UTC-3
☀️ 05:39 · 🌙 18:09
·
+1 h
Sao Paulo is 1 h ahead of Buffalo, NY.
When you, Buffalo, NY 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
🇺🇸 Buffalo, NY
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Buffalo, NY | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 23:38 | 00:38 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Buffalo, NY | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:22 | 05:39 |
| Sunset | 18:45 | 18:09 |
| Daylight | 11 h 22 min | 12 h 31 min |
| People on this clock | 258,071 | 11,451,999 |
Compare Buffalo, NY with another city
More comparisons with Buffalo, NY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buffalo, NY and Sao Paulo: common questions
How far ahead of Buffalo, NY, is Sao Paulo?
Sao Paulo is 1 hour ahead of Buffalo: UTC−3 against UTC−4.
What time is it in Sao Paulo at the start of the working day in Buffalo, NY?
The working day in Buffalo starts at 9:00 AM; in Sao Paulo it is 10:00 AM at that moment.
If it is 6:00 PM in Buffalo, NY, what time is it in Sao Paulo?
At 6:00 PM in Buffalo, clocks in Sao Paulo show 7:00 PM.
When do working hours in Buffalo, NY, and in Sao Paulo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Buffalo, which is 10:00 AM to 6:00 PM in Sao Paulo.
From what time in Buffalo, NY, is it tomorrow in Sao Paulo?
Once it is 11:00 PM in Buffalo, the date in Sao Paulo has already changed. Until 1:00 AM in Sao Paulo, it is still the previous day in Buffalo.
Does the time gap between Buffalo, NY, and Sao Paulo change during the year?
Yes – daylight saving time is used in Buffalo but not in Sao Paulo. From November 1, 2026, Sao Paulo will be 2 hours ahead of Buffalo.
