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Time Difference: San Francisco to São Paulo

🇺🇸San FranciscoUTC-8
vs
🇧🇷São PauloUTC-3
🇺🇸
San Francisco, US
Mon, May 18
🇧🇷
São Paulo, Brazil
Mon, May 18

Click a time to convert

Time Difference
4 hours
São Paulo is 4 hours ahead of San Francisco

San Francisco vs São Paulo timezone guide

San Francisco (US) uses the America/Los_Angeles timezone at UTC-8, while São Paulo (Brazil) uses America/Sao_Paulo at UTC-3. This means São Paulo is 5 hours ahead of San Francisco (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between San Francisco and São Paulo

Standard 9-to-5 working hours overlap by 4 hours per day. The shared window is 9am1pm in San Francisco, which is 1pm5pm in São Paulo. Schedule recurring meetings inside that window and both teams stay inside standard working hours.

Hour-by-hour planner

San FranciscoSão PauloStatus
6am10amOne side outside 9-to-5 but still awake
7am11amOne side outside 9-to-5 but still awake
8am12pmOne side outside 9-to-5 but still awake
9am1pmBoth at work — ideal meeting time
10am2pmBoth at work — ideal meeting time
11am3pmBoth at work — ideal meeting time
12pm4pmBoth at work — ideal meeting time
1pm5pmOne side outside 9-to-5 but still awake
2pm6pmOne side outside 9-to-5 but still awake
3pm7pmOne side outside 9-to-5 but still awake
4pm8pmOne side outside 9-to-5 but still awake
5pm9pmSan Francisco evening, São Paulo evening
6pm10pmSan Francisco evening, São Paulo late evening
7pm11pmSan Francisco evening, São Paulo late evening
8pm12amSan Francisco evening, São Paulo asleep
9pm1amSan Francisco evening, São Paulo asleep
10pm2amSan Francisco late evening, São Paulo asleep

Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.

Daylight saving time between San Francisco and São Paulo

San Francisco observes daylight saving time, but São Paulo does not. That means the difference between the two cities changes seasonally — by one hour, around San Francisco's transition dates.

  • Dec 31 Mar 8San Francisco is 5 hours behind São Paulo
  • Mar 8 Nov 1San Francisco is 4 hours behind São Paulo
  • Nov 1 Dec 31San Francisco is 5 hours behind São Paulo

Distance between San Francisco and São Paulo

Great-circle distance
10,434 km
Direct flight time
~13h 16m

San Francisco and São Paulo are 10,434 km apart along the great-circle route. A direct flight takes roughly ~13h 16m, depending on aircraft type, winds, and routing.

Frequently asked questions

What is the time difference between San Francisco and São Paulo?
The current time difference is 4 hours. San Francisco is currently 4 hours behind São Paulo.
Is San Francisco ahead of São Paulo?
No. San Francisco is currently 4 hours behind São Paulo.
What time is it in São Paulo when it's 9 AM in San Francisco?
When it's 9 AM in San Francisco, it's 1pm in São Paulo.
When is the best time to schedule a meeting between San Francisco and São Paulo?
The best window is 9am–1pm in San Francisco, which is 1pm–5pm in São Paulo. That's 4 hours where both teams are inside standard 9-to-5 working hours.
Do San Francisco and São Paulo observe daylight saving time?
San Francisco observes daylight saving time, but São Paulo does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are San Francisco and São Paulo?
San Francisco and São Paulo are 10,434 km apart along the great-circle route. A direct flight takes roughly 13 hours 16 minutes.