Porto to Union time converter

Union is 5 hours behind Porto. When it is 9:00 AM in Porto, it is 4:00 AM in Union.

Porto WEST

Monday, October 19, 2026

Union EDT

Monday, October 19, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Union
New Jersey, United States
Mon, Oct 19
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Union conversion table

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

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

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in Porto (9:00 AM – 1:00 PM in Union).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: -5h
  • Oct 25, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Mar 28, 2027: -4h
  • Mar 28, 2027 – Oct 19, 2027: -5h

Distance

Porto and Union are 5,377 km (3,341 miles) apart in a straight line.

More conversions

Union 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 UnionLondon to UnionLos Angeles to UnionChicago to UnionToronto to UnionSão Paulo to UnionParis to UnionBerlin to UnionMoscow to UnionDubai to UnionNew Delhi to UnionBangkok to Union

Questions and answers

What is the time difference between Porto and Union?

Union is 5 hours behind Porto.

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

When it is 9:00 AM in Porto, it is 4:00 AM in Union.

When is the best time to call Union from Porto?

Both sides are at work from 2:00 PM – 6:00 PM in Porto (9:00 AM – 1:00 PM in Union).

Does the time difference between Porto and Union change?

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