San Francisco to Tokyo Time Difference
🇺🇸 San Francisco is currently 16 hours ahead of 🇯🇵 Tokyo. This difference varies between 16h and 17h due to Daylight Saving Time.
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Difference
+16h
Business overlap
None
Distance
8,275 km
Approx. flight
9.7h
Hour-by-Hour: San Francisco to Tokyo
| 🇺🇸 San Francisco | 🇯🇵 Tokyo | Note |
|---|---|---|
| 12:00 AM | 4:00 PM(prev day) | Previous day |
| 1:00 AM | 5:00 PM(prev day) | Previous day |
| 2:00 AM | 6:00 PM(prev day) | Previous day |
| 3:00 AM | 7:00 PM(prev day) | Previous day |
| 4:00 AM | 8:00 PM(prev day) | Previous day |
| 5:00 AM | 9:00 PM(prev day) | Previous day |
| 6:00 AM | 10:00 PM(prev day) | Previous day |
| 7:00 AM | 11:00 PM(prev day) | Previous day |
| 8:00 AM | 12:00 AM | |
| 9:00 AM | 1:00 AM | |
| 10:00 AM | 2:00 AM | |
| 11:00 AM | 3:00 AM | |
| 12:00 PM | 4:00 AM | |
| 1:00 PM | 5:00 AM | |
| 2:00 PM | 6:00 AM | |
| 3:00 PM | 7:00 AM | |
| 4:00 PM | 8:00 AM | |
| 5:00 PM | 9:00 AM | |
| 6:00 PM | 10:00 AM | |
| 7:00 PM | 11:00 AM | |
| 8:00 PM | 12:00 PM | |
| 9:00 PM | 1:00 PM | |
| 10:00 PM | 2:00 PM | |
| 11:00 PM | 3:00 PM |
Daylight Saving Time (DST)
San Francisco observes Daylight Saving Time, while Tokyo does not. This causes the time difference to shift between 16 hours ahead and 17 hours ahead depending on the season. Currently, San Francisco is 16 hours ahead relative to Tokyo.
Min difference
16h
Max difference
17h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in San Francisco and Tokyo. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between San Francisco and Tokyo?
The time difference between San Francisco and Tokyo is currently 16 hours ahead. San Francisco uses PDT (UTC-7), while Tokyo uses GMT+9 (UTC+9). This difference varies seasonally due to Daylight Saving Time, ranging from 16 hours ahead to 17 hours ahead.
When it's noon in San Francisco, what time is it in Tokyo?
When it's 12:00 PM (noon) in San Francisco, it is 4:00 AM in Tokyo. Use our calculator above to convert any other time.
Does the time difference between San Francisco and Tokyo change?
Yes, the time difference changes throughout the year. Because San Francisco observes Daylight Saving Time, the offset shifts between 16 hours ahead and 17 hours ahead at different times of the year.
What are the best times to schedule a call between San Francisco and Tokyo?
There is no overlap between standard business hours (9 AM – 6 PM) in San Francisco and Tokyo. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is San Francisco ahead or behind Tokyo?
San Francisco is currently 16 hours behind Tokyo.
What time zone is San Francisco in?
San Francisco is in the America/Los Angeles time zone, currently using PDT (UTC-7). San Francisco observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in San Francisco in Tokyo?
When it is midnight (12:00 AM) in San Francisco, it is 4:00 PM in Tokyo.