Masaki to Buenos Aires time converter

Buenos Aires is 12 hours behind Masaki. When it is 9:00 AM in Masaki, it is 9:00 PM (Mon, Oct 19) in Buenos Aires.

Masaki JST

Tuesday, October 20, 2026

Buenos Aires ART

Tuesday, October 20, 2026

Masaki
Japan
Tue, Oct 20
JSTUTC+9
Buenos Aires
Argentina
Tue, Oct 20
ARTUTC-3-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Masaki to Buenos Aires conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Masaki (9:00 PM – 10:00 PM in Buenos Aires): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 12 hours all year.

Distance

Masaki and Buenos Aires are 18,992 km (11,801 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 Masaki and Buenos Aires?

Buenos Aires is 12 hours behind Masaki.

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

When it is 9:00 AM in Masaki, it is 9:00 PM (Mon, Oct 19) in Buenos Aires.

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

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Masaki (9:00 PM – 10:00 PM in Buenos Aires): working hours on one side, early or late on the other.

Does the time difference between Masaki and Buenos Aires change?

No. The difference stays 12 hours all year.