Time Difference Between Australia and Argentina
As of 31 August 2026, Argentina is 13 hours behind Australia. That number is not constant. Over the course of a year, because of daylight saving changes, Buenos Aires, Argentina ranges from 14 hours behind to 13 hours behind relative to Sydney, Australia. The calculator below is always up to date.
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Sydney, Australia
08:34
Tue, Sep 1, 2026
UTC+10 · Australia/Sydney
Buenos Aires, Argentina
-13h19:34
Mon, Aug 31, 2026
UTC-3 · America/Argentina/Buenos_Aires
Argentina is 13 hours behind Australia.
When it is 08:34 in Australia, it is already the previous day in Argentina.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Australia | Tuesday, September 1, 2026 | Australia/Sydney | UTC+10 | Not active now |
| Argentina | Monday, August 31, 2026 | America/Argentina/Buenos_Aires | UTC-3 | Not observed |
Australia: Australia has several time zones and only some states use daylight saving. This page uses Eastern Time (Sydney, Melbourne); Perth is 2 to 3 hours behind.
Hour by hour: Australia to Argentina
Every hour of today in Australia and what it is in Argentina. Highlighted rows fall inside Argentina working hours (09:00–18:00).
| Australia | Argentina |
|---|---|
| 00:00 | 11:00prev day |
| 01:00 | 12:00prev day |
| 02:00 | 13:00prev day |
| 03:00 | 14:00prev day |
| 04:00 | 15:00prev day |
| 05:00 | 16:00prev day |
| 06:00 | 17:00prev day |
| 07:00 | 18:00prev day |
| 08:00 | 19:00prev day |
| 09:00 | 20:00prev day |
| 10:00 | 21:00prev day |
| 11:00 | 22:00prev day |
| Australia | Argentina |
|---|---|
| 12:00 | 23:00prev 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 |
Best time to call or meet
Overlapping working hours
No overlap
Standard working hours in Australia and Argentina never overlap. Someone has to start early or finish late — the calling window below is the practical compromise.
Reasonable calling hours
08:00–10:00 in Australia (19:00–21:00 in Argentina)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Australia puts its clocks forward on Sunday, October 4, 2026
The local offset moves from UTC+10 to UTC+11. After that date, Argentina is 14 hours behind Australia — instead of 13 hours behind, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Australia and Argentina: common questions
What is the time difference between Australia and Argentina?
As of 31 August 2026, Argentina is 13 hours behind Australia. The gap is not fixed: across the year, Argentina ranges from 14 hours behind to 13 hours behind relative to Australia, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Australia, what time is it in Argentina?
It is 08:00 PM in Buenos Aires, Argentina. Use the time field in the calculator above to check any other hour.
Is Argentina ahead of or behind Australia?
Argentina is behind Australia by 13 hours at the moment. In practical terms, the working day in Argentina starts and ends later in Australia terms.
Do Australia and Argentina observe daylight saving time?
Australia changes its clocks twice a year; Argentina does not. The difference therefore shifts by an hour when Australia switches: across the year, Argentina ranges from 14 hours behind to 13 hours behind relative to Australia.
What is the best time to call Argentina from Australia?
Standard working hours in Australia and Argentina do not overlap at all, so one side has to take the call outside office hours. Early morning in Australia or late evening is usually the least disruptive option.
Related comparisons
Local dates shown for Sydney, Australia (UTC+10) and Buenos Aires, Argentina (UTC-3) were generated on Monday, August 31, 2026 UTC and refresh in your browser.