San Francisco to Osaka — Time Difference
Live clocks · Full 24-hour table · United States → Japan
Time Difference: San Francisco vs Osaka
Osaka is 16 hours ahead of San Francisco. San Francisco is in Pacific Daylight Time (PDT, UTC-7) and Osaka is in Japan Standard Time (GMT+9, UTC+9).
Use the table below to find the equivalent Osaka time for any hour in San Francisco. Click any row to see the full conversion page for that hour.
Business Hours — San Francisco to Osaka
"Good" = both cities within business hours (9 AM–5 PM)
Full 24-Hour Table — San Francisco to Osaka
Frequently Asked Questions
What is the time difference between San Francisco and Osaka?
Osaka is 16 hours ahead of San Francisco. San Francisco uses Pacific Daylight Time (PDT, UTC-7) and Osaka uses Japan Standard Time (GMT+9, UTC+9).
What time is it in Osaka when it is 9 AM in San Francisco?
9 AM in San Francisco (PDT) equals 1 AM in Osaka (GMT+9) (next day).
Is San Francisco ahead or behind Osaka?
Osaka is 16 hours ahead of San Francisco.
What is the best time to call from San Francisco to Osaka?
The best time to call from San Francisco to Osaka is between 5 PM–5 PM San Francisco time, when Osaka is also within normal working hours (9 AM–5 PM).
Time Zones
San Francisco
Pacific Daylight Time
PDT · UTC-7
Osaka
Japan Standard Time
GMT+9 · UTC+9
Reverse Conversion
Popular Comparisons