Costa Rica to Buenos Aires time converter

Buenos Aires is 3 hours ahead of Costa Rica. When it is 9:00 AM in Costa Rica, it is 12:00 PM in Buenos Aires.

Costa Rica CST

Wednesday, October 21, 2026

Buenos Aires ART

Wednesday, October 21, 2026

Costa Rica
Wed, Oct 21
CSTUTC-6
Buenos Aires
Argentina
Wed, Oct 21
ARTUTC-3+3h
Finding your time zone…
Shared working hours (9:00–18:00)

Costa Rica to Buenos Aires conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 3:00 PM in Costa Rica (12:00 PM – 6:00 PM in Buenos Aires).

Daylight saving time and the difference

The difference stays 3 hours all year.

More conversions

Buenos Aires to Costa RicaCosta Rica to New YorkCosta Rica to LondonCosta Rica to Los AngelesCosta Rica to ChicagoCosta Rica to TorontoCosta Rica to São PauloCosta Rica to ParisCosta Rica to BerlinCosta Rica to MoscowCosta Rica to DubaiCosta Rica to New DelhiCosta Rica 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 Costa Rica and Buenos Aires?

Buenos Aires is 3 hours ahead of Costa Rica.

What time is it in Buenos Aires when it is 9 AM in Costa Rica?

When it is 9:00 AM in Costa Rica, it is 12:00 PM in Buenos Aires.

When is the best time to call Buenos Aires from Costa Rica?

Both sides are at work from 9:00 AM – 3:00 PM in Costa Rica (12:00 PM – 6:00 PM in Buenos Aires).

Does the time difference between Costa Rica and Buenos Aires change?

No. The difference stays 3 hours all year.