Buenos Aires is 13 hours behind Australia. When it's noon in Buenos Aires, it's 01:00 in Australia.
Buenos Aires runs on America/Argentina/Buenos_Aires; Australia runs on Australia/Sydney. Together they are 13 hours apart.
Mutual working hours
There is no business hours overlap between Buenos Aires and Australia during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best call times between these locations
Buenos Aires and Australia have no shared working window. These slots minimize out-of-hours disruption for both sides.
16:00 Buenos Aires / 05:00 Sydney⚡ One side off-hours
⚠️ 4h before working hours in Sydney
20:00 Buenos Aires / 09:00 Sydney⚡ One side off-hours
⚠️ 4h after working hours in Buenos Aires
15:00 Buenos Aires / 04:00 Sydney⚡ One side off-hours
⚠️ 5h before working hours in Sydney
Working hours defined as 09:00–17:00 local time for each location.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
Buenos Aires4 holidays
Oct 12Day of Respect for Cultural Diversity
Nov 23National Sovereignty Day
Dec 8Immaculate Conception Day
Dec 25Christmas Day
Australia6 holidays
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Dec 25Christmas Day
Buenos Aires and Australia — practical scheduling
Buenos Aires (Argentina) and Australia (Australia) are 13 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.
💡 Practical scheduling guidelines
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A 16:00 meeting in Buenos Aires means 05:00 in Australia (4h before working hours in Sydney).
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A 20:00 meeting in Buenos Aires means 09:00 in Australia (4h after working hours in Buenos Aires).
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A 15:00 meeting in Buenos Aires means 04:00 in Australia (5h before working hours in Sydney).
With no shared business hours, these slots distribute the scheduling burden as evenly as possible between both locations.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am Buenos Aires".
