Lumiar to Buenos Aires time converter

Buenos Aires is 4 hours behind Lumiar. When it is 9:00 AM in Lumiar, it is 5:00 AM in Buenos Aires.

Lumiar WEST

Tuesday, October 20, 2026

Buenos Aires ART

Tuesday, October 20, 2026

Lumiar
Portugal
Tue, Oct 20
WESTUTC+1
Buenos Aires
Argentina
Tue, Oct 20
ARTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Lumiar to Buenos Aires conversion table

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

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

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in Lumiar (9:00 AM – 2:00 PM in Buenos Aires).

Daylight saving time and the difference

The difference changes during the year because Lumiar and Buenos Aires switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Oct 20, 2027: -4h

Distance

Lumiar and Buenos Aires are 9,604 km (5,968 miles) apart in a straight line.

More conversions

Buenos Aires to LumiarLumiar to New YorkLumiar to LondonLumiar to Los AngelesLumiar to ChicagoLumiar to TorontoLumiar to São PauloLumiar to ParisLumiar to BerlinLumiar to MoscowLumiar to DubaiLumiar to New DelhiLumiar to Bangkok
New York to Buenos AiresLondon to Buenos AiresLos Angeles to Buenos AiresChicago to Buenos AiresToronto to Buenos AiresSão Paulo to Buenos AiresParis to Buenos AiresBerlin to Buenos AiresMoscow to Buenos AiresDubai to Buenos AiresNew Delhi to Buenos AiresBangkok to Buenos Aires

Questions and answers

What is the time difference between Lumiar and Buenos Aires?

Buenos Aires is 4 hours behind Lumiar.

What time is it in Buenos Aires when it is 9 AM in Lumiar?

When it is 9:00 AM in Lumiar, it is 5:00 AM in Buenos Aires.

When is the best time to call Buenos Aires from Lumiar?

Both sides are at work from 1:00 PM – 6:00 PM in Lumiar (9:00 AM – 2:00 PM in Buenos Aires).

Does the time difference between Lumiar and Buenos Aires change?

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