Lisbon to Buenos Aires time converter

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

Lisbon WEST

Sunday, October 18, 2026

Buenos Aires ART

Sunday, October 18, 2026

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

Lisbon to Buenos Aires conversion table

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

LisbonBuenos 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 Lisbon (9:00 AM – 2:00 PM in Buenos Aires).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Oct 18, 2027: -4h

Distance

Lisbon and Buenos Aires are 9,600 km (5,965 miles) apart in a straight line.

More conversions

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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 Lisbon and Buenos Aires?

Buenos Aires is 4 hours behind Lisbon.

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

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

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

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

Does the time difference between Lisbon 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.