Porto to Sibay time converter

Sibay is 4 hours ahead of Porto. When it is 9:00 AM in Porto, it is 1:00 PM in Sibay.

Porto WEST

Tuesday, October 20, 2026

Sibay YEKT

Tuesday, October 20, 2026

Porto
Portugal
Tue, Oct 20
WESTUTC+1
Sibay
Bashkortostan Republic, Russia
Tue, Oct 20
YEKTUTC+5+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Sibay conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: +4h
  • Oct 25, 2026 – Mar 28, 2027: +5h
  • Mar 28, 2027 – Oct 20, 2027: +4h

Distance

Porto and Sibay are 5,070 km (3,150 miles) apart in a straight line.

More conversions

Sibay 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 SibayLondon to SibayLos Angeles to SibayChicago to SibayToronto to SibaySão Paulo to SibayParis to SibayBerlin to SibayMoscow to SibayDubai to SibayNew Delhi to SibayBangkok to Sibay

Questions and answers

What is the time difference between Porto and Sibay?

Sibay is 4 hours ahead of Porto.

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

When it is 9:00 AM in Porto, it is 1:00 PM in Sibay.

When is the best time to call Sibay from Porto?

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

Does the time difference between Porto and Sibay change?

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