Porto to Ciudad Serdán time converter

Ciudad Serdán is 7 hours behind Porto. When it is 9:00 AM in Porto, it is 2:00 AM in Ciudad Serdán.

Porto WEST

Tuesday, October 20, 2026

Ciudad Serdán CST

Tuesday, October 20, 2026

Porto
Portugal
Tue, Oct 20
WESTUTC+1
Ciudad Serdán
Puebla, Mexico
Tue, Oct 20
CSTUTC-6-7h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Ciudad Serdán conversion table

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

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

Best time to call or meet

Both sides are at work from 4:00 PM – 6:00 PM in Porto (9:00 AM – 11:00 AM in Ciudad Serdán).

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -7h
  • Oct 25, 2026 – Mar 28, 2027: -6h
  • Mar 28, 2027 – Oct 20, 2027: -7h

Distance

Porto and Ciudad Serdán are 8,538 km (5,305 miles) apart in a straight line.

More conversions

Ciudad Serdán 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 Ciudad SerdánLondon to Ciudad SerdánLos Angeles to Ciudad SerdánChicago to Ciudad SerdánToronto to Ciudad SerdánSão Paulo to Ciudad SerdánParis to Ciudad SerdánBerlin to Ciudad SerdánMoscow to Ciudad SerdánDubai to Ciudad SerdánNew Delhi to Ciudad SerdánBangkok to Ciudad Serdán

Questions and answers

What is the time difference between Porto and Ciudad Serdán?

Ciudad Serdán is 7 hours behind Porto.

What time is it in Ciudad Serdán when it is 9 AM in Porto?

When it is 9:00 AM in Porto, it is 2:00 AM in Ciudad Serdán.

When is the best time to call Ciudad Serdán from Porto?

Both sides are at work from 4:00 PM – 6:00 PM in Porto (9:00 AM – 11:00 AM in Ciudad Serdán).

Does the time difference between Porto and Ciudad Serdán change?

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