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