🇺🇸 San Francisco ↔ 🇨🇦 Toronto

San Francisco is usually 3 hours behind Toronto. Both observe daylight saving time, so the difference shifts by an hour for a few weeks around the spring and autumn changeovers.

Sunrise 5:49 AMSunset 8:36 PM(local)

Sunrise 5:37 AMSunset 9:04 PM(local)

San Francisco: daylight saving timeNow UTC-7 PDT. Next change: November 1, 2026 — clocks go back 1 hour.
Toronto: daylight saving timeNow UTC-4. Next change: November 1, 2026 — clocks go back 1 hour.
San FranciscoUTC-7PDT
TorontoUTC-4

🇺🇸 San Francisco

Dialing code+1
Population827,526
Coordinates37.77°N, 122.42°W
Elevation16 m

🇨🇦 Toronto

Dialing code+1
Population2,794,356
Coordinates43.71°N, 79.40°W
Elevation161 m

Best time for a call: 09:00–15:00 in San FranciscoAdd to calendar

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between San Francisco and Toronto?
San Francisco is 3 hours behind Toronto. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between San Francisco and Toronto?
The best window to call is 09:00–15:00 San Francisco time, when working hours overlap in both cities. Pick an hour on the strips to add it to your calendar.
Why does the time difference between San Francisco and Toronto change?
Because at least one of San Francisco and Toronto observes daylight saving time, the difference shifts by an hour when one city changes its clocks and the other has not yet (or does not).