Porto to Osaka time converter

Osaka is 8 hours ahead of Porto. When it is 9:00 AM in Porto, it is 5:00 PM in Osaka.

Porto WEST

Monday, October 19, 2026

Osaka JST

Tuesday, October 20, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Osaka
Japan
Tue, Oct 20
JSTUTC+9+8h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Osaka conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Porto (5:00 PM – 6:00 PM in Osaka).

Daylight saving time and the difference

The difference changes during the year because Porto and Osaka switch clocks on different dates:

  • Oct 19, 2026 – Oct 25, 2026: +8h
  • Oct 25, 2026 – Mar 28, 2027: +9h
  • Mar 28, 2027 – Oct 19, 2027: +8h

Distance

Porto and Osaka are 10,819 km (6,723 miles) apart in a straight line.

More conversions

Osaka to PortoPorto to New YorkPorto to LondonPorto to Los AngelesPorto to ChicagoPorto to TorontoPorto to São PauloPorto to ParisPorto to BerlinPorto to MoscowPorto to DubaiPorto to New DelhiPorto to Bangkok
New York to OsakaLondon to OsakaLos Angeles to OsakaChicago to OsakaToronto to OsakaSão Paulo to OsakaParis to OsakaBerlin to OsakaMoscow to OsakaDubai to OsakaNew Delhi to OsakaBangkok to Osaka

Questions and answers

What is the time difference between Porto and Osaka?

Osaka is 8 hours ahead of Porto.

What time is it in Osaka when it is 9 AM in Porto?

When it is 9:00 AM in Porto, it is 5:00 PM in Osaka.

When is the best time to call Osaka from Porto?

Both sides are at work from 9:00 AM – 10:00 AM in Porto (5:00 PM – 6:00 PM in Osaka).

Does the time difference between Porto and Osaka change?

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