Porto to West Haven time converter

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

Porto WEST

Wednesday, October 21, 2026

West Haven EDT

Wednesday, October 21, 2026

Porto
Portugal
Wed, Oct 21
WESTUTC+1
West Haven
Connecticut, United States
Wed, Oct 21
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to West Haven conversion table

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

PortoWest Haven
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 West Haven).

Daylight saving time and the difference

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

  • Oct 21, 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 21, 2027: -5h

Distance

Porto and West Haven are 5,251 km (3,263 miles) apart in a straight line.

More conversions

West Haven 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 West HavenLondon to West HavenLos Angeles to West HavenChicago to West HavenToronto to West HavenSão Paulo to West HavenParis to West HavenBerlin to West HavenMoscow to West HavenDubai to West HavenNew Delhi to West HavenBangkok to West Haven

Questions and answers

What is the time difference between Porto and West Haven?

West Haven is 5 hours behind Porto.

What time is it in West Haven when it is 9 AM in Porto?

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

When is the best time to call West Haven from Porto?

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

Does the time difference between Porto and West Haven change?

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