Porto to United States time converter

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

Porto WEST

Sunday, October 18, 2026

United States EDT

Sunday, October 18, 2026

Porto
Portugal
Sun, Oct 18
WESTUTC+1
United States
Washington, D.C.
Sun, Oct 18
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to United States conversion table

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

PortoUnited States
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 United States).

Daylight saving time and the difference

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

  • Oct 18, 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 18, 2027: -5h

More conversions

United States 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 United StatesLondon to United StatesLos Angeles to United StatesChicago to United StatesToronto to United StatesSão Paulo to United StatesParis to United StatesBerlin to United StatesMoscow to United StatesDubai to United StatesNew Delhi to United StatesBangkok to United States

Questions and answers

What is the time difference between Porto and United States?

United States is 5 hours behind Porto.

What time is it in United States when it is 9 AM in Porto?

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

When is the best time to call United States from Porto?

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

Does the time difference between Porto and United States change?

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