San Francisco to São Paulo: time difference and best times to meet
São Paulo is 4 hours ahead of San Francisco. Their working days overlap for 5 hours, from 9am to 2pm in San Francisco (1pm–6pm in São Paulo). The best time to schedule is 10am San Francisco time, which is 2pm in São Paulo.
America/Los_Angeles
America/Sao_Paulo
Hour-by-hour overlap
Each row is one hour of the San Francisco day and the matching hour in São Paulo. Adjust the working hours to match how your team actually works.
| San Francisco | São Paulo | Suitable? |
|---|---|---|
| 5am | 9am | Working hours in São Paulo only |
| 6am | 10am | Working hours in São Paulo only |
| 7am | 11am | Working hours in São Paulo only |
| 8am | 12pm | Working hours in São Paulo only |
| 9am | 1pm | Both cities at work |
| 10am | 2pm | Both cities at work |
| 11am | 3pm | Both cities at work |
| 12pm | 4pm | Both cities at work |
| 1pm | 5pm | Both cities at work |
| 2pm | 6pm | Working hours in San Francisco only |
| 3pm | 7pm | Working hours in San Francisco only |
| 4pm | 8pm | Working hours in San Francisco only |
| 5pm | 9pm | Working hours in San Francisco only |
Best times to propose
- 1. 10am in San Francisco · 2pm in São Paulo — Comfortable mid-day slot on both sides
- 2. 11am in San Francisco · 3pm in São Paulo — Comfortable mid-day slot on both sides
- 3. 9am in San Francisco · 1pm in São Paulo — Right at the edge of someone's day
Avoid 5am San Francisco time and 6am San Francisco time — only the other city is at work.
When the gap changes in the next twelve months
- Sunday, November 1, 2026 — São Paulo goes from 4 hours ahead of to 5 hours ahead of San Francisco.
- Sunday, March 14, 2027 — São Paulo goes from 5 hours ahead of to 4 hours ahead of San Francisco.
Recurring meetings set as a fixed clock time in one city will move by an hour for the other on these dates.
Public holidays to avoid
Dates where one side is off work while the other is not are the most common cause of no-shows on this route.
- Monday, October 12, 2026 — Indigenous Peoples' Day and Our Lady of Aparecida; both cities are off.
- Monday, November 2, 2026 — All Souls' Day — São Paulo is off, San Francisco is working.
- Wednesday, November 11, 2026 — Veterans Day — San Francisco is off, São Paulo is working.
- Sunday, November 15, 2026 — Republic Proclamation Day — São Paulo is off, San Francisco is working.
- Friday, November 20, 2026 — Black Awareness Day — São Paulo is off, San Francisco is working.
- Thursday, November 26, 2026 — Thanksgiving Day — San Francisco is off, São Paulo is working.
- Friday, December 25, 2026 — Christmas Day and Christmas Day; both cities are off.
With 5 shared working hours, San Francisco and São Paulo can run standing meetings without anyone giving up an evening — as long as the slot sits inside that window on both sides of the next clock change.
Sending a booking link avoids the arithmetic entirely: each side picks a time in their own zone and both calendars get the correct local time, including after a daylight-saving change. See how LemCall handles cross-timezone bookings.
Frequently asked questions
- What is the time difference between San Francisco and São Paulo?
- São Paulo is currently 4 hours ahead of San Francisco. That changes to 5 hours ahead of on Sunday, November 1, 2026, when one side shifts for daylight saving.
- When is the best time to schedule a meeting between San Francisco and São Paulo?
- 10am in San Francisco, which is 2pm in São Paulo. Comfortable mid-day slot on both sides.
- How many hours do San Francisco and São Paulo overlap?
- 5 hours, from 9am to 2pm San Francisco time (1pm–6pm in São Paulo).
- Does daylight saving change the San Francisco–São Paulo gap?
- Yes. Over the next twelve months the difference changes 2 times: Sunday, November 1, 2026 (4 hours ahead of becomes 5 hours ahead of); Sunday, March 14, 2027 (5 hours ahead of becomes 4 hours ahead of).
- Are there public holidays that affect San Francisco–São Paulo meetings?
- Yes. The next is Monday, October 12, 2026 — a public holiday in both countries.
Nearby pairs
Other meeting-time pages for San Francisco
- San Francisco ↔ Seoul1 hours of overlap
- San Francisco ↔ Denver8 hours of overlap
- San Francisco ↔ Mexico City8 hours of overlap
- San Francisco ↔ Sydney2 hours of overlap
- San Francisco ↔ Melbourne2 hours of overlap
- San Francisco ↔ Chicago7 hours of overlap
- San Francisco ↔ New York6 hours of overlap
- San Francisco ↔ Toronto6 hours of overlap
Sources
- 1.IANA. Time Zone Database
- 2.Nager.Date. Public holidays API · Retrieved