Tokyo to South Portland time converter

South Portland is 13 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 8:00 PM (Wed, Oct 21) in South Portland.

Tokyo JST

Thursday, October 22, 2026

South Portland EDT

Wednesday, October 21, 2026

Tokyo
Japan
Thu, Oct 22
JSTUTC+9
South Portland
Maine, United States
Wed, Oct 21
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to South Portland conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in South Portland): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Tokyo and South Portland switch clocks on different dates:

  • Oct 22, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 22, 2027: -13h

Distance

Tokyo and South Portland are 10,689 km (6,642 miles) apart in a straight line.

More conversions

South Portland 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 South PortlandLondon to South PortlandLos Angeles to South PortlandChicago to South PortlandToronto to South PortlandSão Paulo to South PortlandParis to South PortlandBerlin to South PortlandMoscow to South PortlandDubai to South PortlandNew Delhi to South PortlandBangkok to South Portland

Questions and answers

What is the time difference between Tokyo and South Portland?

South Portland is 13 hours behind Tokyo.

What time is it in South Portland when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 8:00 PM (Wed, Oct 21) in South Portland.

When is the best time to call South Portland from Tokyo?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in South Portland): working hours on one side, early or late on the other.

Does the time difference between Tokyo and South Portland change?

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