San Francisco to Tokyo Time Difference

How many hours is San Francisco behind Tokyo?

Tokyo is 16 hours ahead of San Francisco. When it is 12:00 noon in San Francisco, it is 04:00 in Tokyo. San Francisco operates on America/Los Angeles (UTC-7), while Tokyo uses Asia/Tokyo (UTC+9).

What is the best time to call Tokyo from San Francisco?

There is 1 hour of overlapping business time (9 AM–5 PM) between San Francisco and Tokyo. The best window is 17:00–18:00 San Francisco time (09:00–10:00 in Tokyo).

Does the San Francisco 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 Francisco and Tokyo

The distance between San Francisco and Tokyo is approximately 8,272 km. A direct flight typically takes around 10.7 hours. Your arrival clock will show local Tokyo time — use our Flight Time Calculator to predict exact arrival times.