Porto to St. Thomas time converter

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

Porto WEST

Tuesday, October 20, 2026

St. Thomas EDT

Tuesday, October 20, 2026

Porto
Portugal
Tue, Oct 20
WESTUTC+1
St. Thomas
Ontario, Canada
Tue, Oct 20
EDTUTC-4-5h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to St. Thomas conversion table

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

PortoSt. Thomas
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 St. Thomas).

Daylight saving time and the difference

The difference changes during the year because Porto and St. Thomas switch clocks on different dates:

  • Oct 20, 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 20, 2027: -5h

Distance

Porto and St. Thomas are 5,808 km (3,609 miles) apart in a straight line.

More conversions

St. Thomas 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 St. ThomasLondon to St. ThomasLos Angeles to St. ThomasChicago to St. ThomasToronto to St. ThomasSão Paulo to St. ThomasParis to St. ThomasBerlin to St. ThomasMoscow to St. ThomasDubai to St. ThomasNew Delhi to St. ThomasBangkok to St. Thomas

Questions and answers

What is the time difference between Porto and St. Thomas?

St. Thomas is 5 hours behind Porto.

What time is it in St. Thomas when it is 9 AM in Porto?

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

When is the best time to call St. Thomas from Porto?

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

Does the time difference between Porto and St. Thomas change?

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