Porto to Atlantis time converter

Atlantis is 1 hour ahead of Porto. When it is 9:00 AM in Porto, it is 10:00 AM in Atlantis.

Porto WEST

Monday, October 19, 2026

Atlantis SAST

Monday, October 19, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Atlantis
South Africa
Mon, Oct 19
SASTUTC+2+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Atlantis conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: +1h
  • Oct 25, 2026 – Mar 28, 2027: +2h
  • Mar 28, 2027 – Oct 19, 2027: +1h

Distance

Porto and Atlantis are 8,759 km (5,443 miles) apart in a straight line.

More conversions

Atlantis 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 AtlantisLondon to AtlantisLos Angeles to AtlantisChicago to AtlantisToronto to AtlantisSão Paulo to AtlantisParis to AtlantisBerlin to AtlantisMoscow to AtlantisDubai to AtlantisNew Delhi to AtlantisBangkok to Atlantis

Questions and answers

What is the time difference between Porto and Atlantis?

Atlantis is 1 hour ahead of Porto.

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

When it is 9:00 AM in Porto, it is 10:00 AM in Atlantis.

When is the best time to call Atlantis from Porto?

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

Does the time difference between Porto and Atlantis change?

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