Time difference between Sydney and Buenos Aires
Buenos Aires is 13 hours behind Sydney
Right now
Sydney
02:38
AEST ·
UTC+10
Buenos Aires
13:38
ART ·
UTC-3
Best time for a call between Sydney and Buenos Aires
Hours highlighted in green work for everyone on the list.
- 08:00 Sydney 19:00 Buenos Aires
- 07:00 Sydney 18:00 Buenos Aires
Hour by hour: Sydney to Buenos Aires
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Sydney (reference) | Buenos Aires | |
|---|---|---|
| 00:00 | 11:00 (previous day) | |
| 01:00 | 12:00 (previous day) | |
| 02:00 | 13:00 (previous day) | |
| 03:00 | 14:00 (previous day) | |
| 04:00 | 15:00 (previous day) | |
| 05:00 | 16:00 (previous day) | |
| 06:00 | 17:00 (previous day) | |
| ★ | 07:00 | 18:00 (previous day) |
| ★ | 08:00 | 19:00 (previous day) |
| 09:00 | 20:00 (previous day) | |
| 10:00 | 21:00 (previous day) | |
| 11:00 | 22:00 (previous day) | |
| 12:00 | 23:00 (previous day) | |
| 13:00 | 00:00 | |
| 14:00 | 01:00 | |
| 15:00 | 02:00 | |
| 16:00 | 03:00 | |
| 17:00 | 04:00 | |
| 18:00 | 05:00 | |
| 19:00 | 06:00 | |
| 20:00 | 07:00 | |
| 21:00 | 08:00 | |
| 22:00 | 09:00 | |
| 23:00 | 10:00 |
Table built for August 27, 2026. The live values above update in your browser.
Daylight saving time
Sydney changes its clocks and Buenos Aires does not, so the difference between them is not the same all year.
Frequently asked questions
What is the time difference between Sydney and Buenos Aires?
Buenos Aires is 13 hours behind Sydney
What is the best time to call between Sydney and Buenos Aires?
The most convenient slot is 08:00 Sydney / 19:00 Buenos Aires. That keeps the call inside working hours in both cities.
Does the difference between Sydney and Buenos Aires change during the year?
Sydney changes its clocks and Buenos Aires does not, so the difference between them is not the same all year.