San Diego to Tokyo time converter

Tokyo is 16 hours ahead of San Diego. When it is 9:00 AM in San Diego, it is 1:00 AM (Sat, Oct 17) in Tokyo.

San Diego PDT

Friday, October 16, 2026

Tokyo JST

Saturday, October 17, 2026

San Diego
California, United States
Fri, Oct 16
PDTUTC-7
Tokyo
Japan
Sat, Oct 17
JSTUTC+9+16h
Finding your time zone…
Shared working hours (9:00–18:00)

San Diego to Tokyo conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

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

Distance

San Diego and Tokyo are 8,984 km (5,582 miles) apart in a straight line.

More conversions

Tokyo to San DiegoSan Diego to New YorkSan Diego to LondonSan Diego to Los AngelesSan Diego to ChicagoSan Diego to TorontoSan Diego to São PauloSan Diego to ParisSan Diego to BerlinSan Diego to MoscowSan Diego to DubaiSan Diego to New DelhiSan Diego to Bangkok
New York to TokyoLondon to TokyoLos Angeles to TokyoChicago to TokyoToronto to TokyoSão Paulo to TokyoParis to TokyoBerlin to TokyoMoscow to TokyoDubai to TokyoNew Delhi to TokyoBangkok to Tokyo

Questions and answers

What is the time difference between San Diego and Tokyo?

Tokyo is 16 hours ahead of San Diego.

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

When it is 9:00 AM in San Diego, it is 1:00 AM (Sat, Oct 17) in Tokyo.

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

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

Does the time difference between San Diego and Tokyo change?

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