South Portland to Tokyo time converter

Tokyo is 13 hours ahead of South Portland. When it is 9:00 AM in South Portland, it is 10:00 PM in Tokyo.

South Portland EDT

Wednesday, October 21, 2026

Tokyo JST

Thursday, October 22, 2026

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

South Portland to Tokyo conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: +13h
  • Nov 1, 2026 – Mar 14, 2027: +14h
  • Mar 14, 2027 – Oct 21, 2027: +13h

Distance

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

More conversions

Tokyo to South PortlandSouth Portland to New YorkSouth Portland to LondonSouth Portland to Los AngelesSouth Portland to ChicagoSouth Portland to TorontoSouth Portland to São PauloSouth Portland to ParisSouth Portland to BerlinSouth Portland to MoscowSouth Portland to DubaiSouth Portland to New DelhiSouth Portland 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 South Portland and Tokyo?

Tokyo is 13 hours ahead of South Portland.

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

When it is 9:00 AM in South Portland, it is 10:00 PM in Tokyo.

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

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

Does the time difference between South Portland 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.