Time Difference Between San Francisco and Sydney

San Francisco is normally 18 hours behind Sydney.

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UTC-8
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UTC+10

This page shows the live time difference between San Francisco, United States and Sydney, Australia. San Francisco uses the America/Los_Angeles time zone (UTC-8 standard) and Sydney uses Australia/Sydney (UTC+10 standard), so San Francisco is normally 18 hours behind Sydney. Both cities observe daylight saving time, so the exact gap can shift by an hour depending on the season. The clocks above update live, so you always see the current difference, which is handy for scheduling calls, meetings and travel between the two cities.

San Francisco

Country
United States
Time zone
America/Los_Angeles
Standard offset
UTC-8
Daylight saving
Observed
Current offset
…

Sydney

Country
Australia
Time zone
Australia/Sydney
Standard offset
UTC+10
Daylight saving
Observed
Current offset
…

Best time to schedule a meeting

San Francisco and Sydney overlap for 2 hours of the working day: 15:00-17:00 in San Francisco, which is 09:00-11:00 in Sydney. That window is the realistic slot for a live call.

Overlap
2 hours
Window in San Francisco
15:00 - 17:00
Window in Sydney
09:00 - 11:00

Based on a 9:00 to 17:00 working day in each city. The window above updates live, so it already accounts for daylight saving in either city.

Related time differences

Compare any other two places on the time difference hub, or open the interactive world time zone map to pin cities and compare live.

Frequently asked questions

What is the time difference between San Francisco and Sydney?

San Francisco is normally 18 hours behind Sydney (San Francisco is UTC-8, Sydney is UTC+10). Daylight saving time can change this by an hour, so the live clocks above always show the current difference.

Is San Francisco ahead of or behind Sydney?

San Francisco is behind Sydney by 18 hours under standard time.

Do San Francisco and Sydney use daylight saving time?

San Francisco observes daylight saving time; Sydney observes daylight saving time.

What is the best time to schedule a meeting between San Francisco and Sydney?

Their working hours overlap for 2 hours: 15:00 to 17:00 in San Francisco, which is 09:00 to 11:00 in Sydney. That is the best window for a live call.