San Diego to Tokyo Time Difference
Tokyo is 16 hours ahead of San Diego. When it is noon in San Diego, it is 04:00 in Tokyo.
Los Angeles (UTC-7) → Tokyo (UTC+9)
🕐 Interactive Time Explorer
When it's 06:00 in San Diego, it's 22:00 in Tokyo
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
San Diego & Tokyo◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
8,985 km
Est. Flight Time
~11.6h
Time Difference
+16h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
San Diego
22:00
Tokyo
09:00
San Diego
01:00
Tokyo (+1)
12:00
San Diego
04:00
Tokyo (+1)
15:00
San Diego
07:00
Tokyo (+1)
18:00
San Diego
10:00
Tokyo (+1)
21:00
San Diego
13:00
Tokyo (+1)
00:00
San Diego
16:00
Tokyo
03:00
San Diego
19:00
Tokyo
Frequently Asked Questions
How many hours is San Diego behind Tokyo?
Tokyo is 16 hours ahead of San Diego. When it is 12:00 noon in San Diego, it is 04:00 in Tokyo. San Diego operates on America/Los Angeles (UTC-7), while Tokyo uses Asia/Tokyo (UTC+9).
What is the best time to call Tokyo from San Diego?
There is 1 hour of overlapping business time (9 AM–5 PM) between San Diego and Tokyo. The best window is 17:00–18:00 San Diego time (09:00–10:00 in Tokyo).
Does the San Diego to Tokyo time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between San Diego and Tokyo
The distance between San Diego and Tokyo is approximately 8,985 km. A direct flight typically takes around 11.6 hours. Your arrival clock will show local Tokyo time — use our Flight Time Calculator to predict exact arrival times.