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Time difference between Buenos Aires and Tokyo

Tokyo is 12 hours ahead of Buenos Aires

Right now

Buenos Aires
13:38
ART · UTC-3
Tokyo
01:38
JST · UTC+9

Open this pair in the planner

Best time for a call between Buenos Aires and Tokyo

Hours highlighted in green work for everyone on the list.

  • 07:00 Buenos Aires 19:00 Tokyo
  • 19:00 Buenos Aires 07:00 Tokyo

Hour by hour: Buenos Aires to Tokyo

Working hours are shaded. The rows marked with a star are the ones we recommend for a call.

Buenos Aires (reference) Tokyo
00:00 12:00
01:00 13:00
02:00 14:00
03:00 15:00
04:00 16:00
05:00 17:00
06:00 18:00
★ 07:00 19:00
08:00 20:00
09:00 21:00
10:00 22:00
11:00 23:00
12:00 00:00 (next day)
13:00 01:00 (next day)
14:00 02:00 (next day)
15:00 03:00 (next day)
16:00 04:00 (next day)
17:00 05:00 (next day)
18:00 06:00 (next day)
★ 19:00 07:00 (next day)
20:00 08:00 (next day)
21:00 09:00 (next day)
22:00 10:00 (next day)
23:00 11:00 (next day)

Table built for August 26, 2026. The live values above update in your browser.

Daylight saving time

Neither city observes daylight saving time, so the difference is fixed all year.

Frequently asked questions

What is the time difference between Buenos Aires and Tokyo?

Tokyo is 12 hours ahead of Buenos Aires

What is the best time to call between Buenos Aires and Tokyo?

The most convenient slot is 07:00 Buenos Aires / 19:00 Tokyo. That keeps the call inside working hours in both cities.

Does the difference between Buenos Aires and Tokyo change during the year?

Neither city observes daylight saving time, so the difference is fixed all year.

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