Time Difference Between San Diego and Tokyo

Tokyo is 16 hours ahead San Diego.

United States

San Diego

America/Los_Angeles · UTC-7

Japan

Tokyo

Asia/Tokyo · UTC+9

Best Times to Meet

Hours where standard working time (9 AM – 6 PM) overlaps in both San Diego and Tokyo.

  • San Diego

    5:00 PM

    Tokyo

    9:00 AM

San Diego to Tokyo — 24-Hour Conversion

Each row shows the equivalent local time in Tokyo for an hour in San Diego. Working-hours rows (9–18) are highlighted.

San DiegoTokyoMatch
Workday in Tokyo
Workday in Tokyo
Off hours
Off hours
Off hours
Off hours
Off hours
Off hours
+1 dayOff hours
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayWorkday in San Diego
+1 dayBest for meetings
+1 dayWorkday in Tokyo
+1 dayWorkday in Tokyo
+1 dayWorkday in Tokyo
+1 dayWorkday in Tokyo
+1 dayWorkday in Tokyo
+1 dayWorkday in Tokyo

Frequently Asked Questions

What is the time difference between San Diego and Tokyo?

Tokyo, Japan (UTC+9) is 16 hours ahead San Diego, United States (UTC-7).

What is the best time to schedule a meeting between San Diego and Tokyo?

The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.

Does daylight saving time change the difference between San Diego and Tokyo?

Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.

When it is 9 AM in San Diego, what time is it in Tokyo?

Use the conversion table on this page — every hour in San Diego is mapped to its equivalent local time in Tokyo, including day shift markers when the date differs.