Porto to Buchanan time converter

Buchanan is 1 hour behind Porto. When it is 9:00 AM in Porto, it is 8:00 AM in Buchanan.

Porto WEST

Monday, October 19, 2026

Buchanan GMT

Monday, October 19, 2026

Porto
Portugal
Mon, Oct 19
WESTUTC+1
Buchanan
Liberia
Mon, Oct 19
GMTUTC+0-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Porto to Buchanan conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 25, 2026: -1h
  • Oct 25, 2026 – Mar 28, 2027: ±0
  • Mar 28, 2027 – Oct 19, 2027: -1h

Distance

Porto and Buchanan are 3,925 km (2,439 miles) apart in a straight line.

More conversions

Buchanan 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 BuchananLondon to BuchananLos Angeles to BuchananChicago to BuchananToronto to BuchananSão Paulo to BuchananParis to BuchananBerlin to BuchananMoscow to BuchananDubai to BuchananNew Delhi to BuchananBangkok to Buchanan

Questions and answers

What is the time difference between Porto and Buchanan?

Buchanan is 1 hour behind Porto.

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

When it is 9:00 AM in Porto, it is 8:00 AM in Buchanan.

When is the best time to call Buchanan from Porto?

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

Does the time difference between Porto and Buchanan change?

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