Tokyo to Oeiras time converter

Oeiras is 12 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 9:00 PM (Sun, Oct 18) in Oeiras.

Tokyo JST

Monday, October 19, 2026

Oeiras BRT

Sunday, October 18, 2026

Tokyo
Japan
Mon, Oct 19
JSTUTC+9
Oeiras
Piauí, Brazil
Sun, Oct 18
BRTUTC-3-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to Oeiras conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference stays 12 hours all year.

Distance

Tokyo and Oeiras are 16,822 km (10,453 miles) apart in a straight line.

More conversions

Oeiras 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 OeirasLondon to OeirasLos Angeles to OeirasChicago to OeirasToronto to OeirasSão Paulo to OeirasParis to OeirasBerlin to OeirasMoscow to OeirasDubai to OeirasNew Delhi to OeirasBangkok to Oeiras

Questions and answers

What is the time difference between Tokyo and Oeiras?

Oeiras is 12 hours behind Tokyo.

What time is it in Oeiras when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 9:00 PM (Sun, Oct 18) in Oeiras.

When is the best time to call Oeiras from Tokyo?

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

Does the time difference between Tokyo and Oeiras change?

No. The difference stays 12 hours all year.