Tokyo to Santo António time converter

Santo António is 8 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 1:00 AM in Santo António.

Tokyo JST

Thursday, October 22, 2026

Santo António WEST

Wednesday, October 21, 2026

Tokyo
Japan
Thu, Oct 22
JSTUTC+9
Santo António
Portugal
Wed, Oct 21
WESTUTC+1-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Santo António conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Tokyo and Santo António switch clocks on different dates:

  • Oct 22, 2026 – Oct 25, 2026: -8h
  • Oct 25, 2026 – Mar 28, 2027: -9h
  • Mar 28, 2027 – Oct 22, 2027: -8h

Distance

Tokyo and Santo António are 12,034 km (7,478 miles) apart in a straight line.

More conversions

Santo António to TokyoTokyo to New YorkTokyo to LondonTokyo to Los AngelesTokyo to ChicagoTokyo to TorontoTokyo to São PauloTokyo to ParisTokyo to BerlinTokyo to MoscowTokyo to DubaiTokyo to New DelhiTokyo to Bangkok
New York to Santo AntónioLondon to Santo AntónioLos Angeles to Santo AntónioChicago to Santo AntónioToronto to Santo AntónioSão Paulo to Santo AntónioParis to Santo AntónioBerlin to Santo AntónioMoscow to Santo AntónioDubai to Santo AntónioNew Delhi to Santo AntónioBangkok to Santo António

Questions and answers

What is the time difference between Tokyo and Santo António?

Santo António is 8 hours behind Tokyo.

What time is it in Santo António when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 1:00 AM in Santo António.

When is the best time to call Santo António from Tokyo?

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

Does the time difference between Tokyo and Santo António change?

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