Tokyo to San Francisco time converter

San Francisco is 16 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 5:00 PM (Mon, Oct 19) in San Francisco.

Tokyo JST

Tuesday, October 20, 2026

San Francisco PDT

Tuesday, October 20, 2026

Japan
Tue, Oct 20
JSTUTC+9
California, United States
Tue, Oct 20
PDTUTC-7-16h
Finding your time zone…

11:04 PM in Tokyo, Tuesday, October 20, 2026

Shared working hours (9:00–18:00)

Tokyo to San Francisco conversion table

Every hour of today in Tokyo and the matching time in San Francisco. Light rows are typical working hours (9:00–18:00).

TokyoSan Francisco
12:00 AM8:00 AM−1 day
1:00 AM9:00 AM−1 day
2:00 AM10:00 AM−1 day
3:00 AM11:00 AM−1 day
4:00 AM12:00 PM−1 day
5:00 AM1:00 PM−1 day
6:00 AM2:00 PM−1 day
7:00 AM3:00 PM−1 day
8:00 AM4:00 PM−1 day
9:00 AM5:00 PM−1 day
10:00 AM6:00 PM−1 day
11:00 AM7:00 PM−1 day
12:00 PM8:00 PM−1 day
1:00 PM9:00 PM−1 day
2:00 PM10:00 PM−1 day
3:00 PM11:00 PM−1 day
4:00 PM12:00 AM
5:00 PM1:00 AM
6:00 PM2:00 AM
7:00 PM3:00 AM
8:00 PM4:00 AM
9:00 PM5:00 AM
10:00 PM6:00 AM
11:00 PM7:00 AM

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Tokyo (5:00 PM – 6:00 PM in San Francisco).

Daylight saving time and the difference

The difference changes during the year because Tokyo and San Francisco switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -16h
  • Nov 1, 2026 – Mar 14, 2027: -17h
  • Mar 14, 2027 – Oct 20, 2027: -16h

Distance

Tokyo and San Francisco are 8,271 km (5,139 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Tokyo and San Francisco?

San Francisco is 16 hours behind Tokyo.

What time is it in San Francisco when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 5:00 PM (Mon, Oct 19) in San Francisco.

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

Both sides are at work from 9:00 AM – 10:00 AM in Tokyo (5:00 PM – 6:00 PM in San Francisco).

Does the time difference between Tokyo and San Francisco change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.