Ami to Porto time converter

Porto is 8 hours behind Ami. When it is 9:00 AM in Ami, it is 1:00 AM in Porto.

Ami JST

Monday, October 19, 2026

Porto WEST

Sunday, October 18, 2026

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

Ami to Porto conversion table

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

AmiPorto
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 Ami (9:00 AM – 10:00 AM in Porto).

Daylight saving time and the difference

The difference changes during the year because Ami and Porto 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

Ami and Porto are 10,863 km (6,750 miles) apart in a straight line.

More conversions

Porto to AmiAmi to New YorkAmi to LondonAmi to Los AngelesAmi to ChicagoAmi to TorontoAmi to São PauloAmi to ParisAmi to BerlinAmi to MoscowAmi to DubaiAmi to New DelhiAmi to Bangkok
New York to PortoLondon to PortoLos Angeles to PortoChicago to PortoToronto to PortoSão Paulo to PortoParis to PortoBerlin to PortoMoscow to PortoDubai to PortoNew Delhi to PortoBangkok to Porto

Questions and answers

What is the time difference between Ami and Porto?

Porto is 8 hours behind Ami.

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

When it is 9:00 AM in Ami, it is 1:00 AM in Porto.

When is the best time to call Porto from Ami?

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

Does the time difference between Ami and Porto change?

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