Best time to meet
Based on 9am–6pm working hours in each city.
9:00 AM–2:00 PM in San Francisco
1:00 PM–6:00 PM in São Paulo
That’s about 5 hours of shared working time each day.
Time converter: San Francisco to São Paulo
| San Francisco | São Paulo |
|---|---|
| 6:00 AM | 10:00 AM |
| 8:00 AM | 12:00 PM |
| 9:00 AM | 1:00 PM |
| 10:00 AM | 2:00 PM |
| 12:00 PM | 4:00 PM |
| 2:00 PM | 6:00 PM |
| 4:00 PM | 8:00 PM |
| 6:00 PM | 10:00 PM |
| 8:00 PM | 12:00 AM |
Times reflect current offsets, including daylight saving where applicable.
Book across time zones without the mental math
Calper shows every visitor available slots in their own timezone, collects payment up front, and drops the confirmed meeting into both calendars. Whether your clients are in San Francisco, São Paulo or anywhere else, nobody shows up an hour early or a day late.
FAQ
What is the time difference between San Francisco and São Paulo?+
San Francisco is 4 hours behind São Paulo. San Francisco is GMT-7 and São Paulo is GMT-3. This accounts for daylight saving where it applies.
What's the best time to schedule a meeting between San Francisco and São Paulo?+
Working hours (9am–6pm) overlap for about 5 hours — roughly 9:00 AM–2:00 PM in San Francisco (1:00 PM–6:00 PM in São Paulo). Aim for the start of that window so both sides are fresh.
How do I avoid timezone mix-ups when booking?+
Share a Calper booking page: it shows every visitor slots in their own timezone and confirms the meeting in both calendars, so no one does the math or turns up an hour off.