Time Difference Between Argentina and Chile
As of 31 August 2026, Chile is 1 hour behind Argentina. That number is not constant. Over the course of a year, because of daylight saving changes, Santiago, Chile ranges from 1 hour behind to level with it relative to Buenos Aires, Argentina. The calculator below is always up to date.
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Buenos Aires, Argentina
19:34
Mon, Aug 31, 2026
UTC-3 · America/Argentina/Buenos_Aires
Santiago, Chile
-1h18:34
Mon, Aug 31, 2026
UTC-4 · America/Santiago
Chile is 1 hour behind Argentina.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Argentina | Monday, August 31, 2026 | America/Argentina/Buenos_Aires | UTC-3 | Not observed |
| Chile | Monday, August 31, 2026 | America/Santiago | UTC-4 | Not active now |
Chile: Continental Chile uses one time zone. Easter Island runs 2 hours behind the mainland, and the Magallanes region stays on UTC-3 all year.
Hour by hour: Argentina to Chile
Every hour of today in Argentina and what it is in Chile. Highlighted rows fall inside Chile working hours (09:00–18:00).
| Argentina | Chile |
|---|---|
| 00:00 | 23:00prev day |
| 01:00 | 00:00 |
| 02:00 | 01:00 |
| 03:00 | 02:00 |
| 04:00 | 03:00 |
| 05:00 | 04:00 |
| 06:00 | 05:00 |
| 07:00 | 06:00 |
| 08:00 | 07:00 |
| 09:00 | 08:00 |
| 10:00 | 09:00 |
| 11:00 | 10:00 |
| Argentina | Chile |
|---|---|
| 12:00 | 11:00 |
| 13:00 | 12:00 |
| 14:00 | 13:00 |
| 15:00 | 14:00 |
| 16:00 | 15:00 |
| 17:00 | 16:00 |
| 18:00 | 17:00 |
| 19:00 | 18:00 |
| 20:00 | 19:00 |
| 21:00 | 20:00 |
| 22:00 | 21:00 |
| 23:00 | 22:00 |
Best time to call or meet
Overlapping working hours
10:00–18:00 in Argentina (09:00–17:00 in Chile)
Both places are inside 09:00–18:00 for 8 hours a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
09:00–21:00 in Argentina (08:00–20:00 in Chile)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Chile puts its clocks forward on Sunday, September 6, 2026
The local offset moves from UTC-4 to UTC-3. After that date, Chile is on the same time as Argentina — instead of 1 hour behind, as it is today.
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Argentina and Chile: common questions
What is the time difference between Argentina and Chile?
As of 31 August 2026, Chile is 1 hour behind Argentina. The gap is not fixed: across the year, Chile ranges from 1 hour behind to level with it relative to Argentina, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Argentina, what time is it in Chile?
It is 08:00 AM in Santiago, Chile. Use the time field in the calculator above to check any other hour.
Is Chile ahead of or behind Argentina?
Chile is behind Argentina by 1 hour at the moment. In practical terms, the working day in Chile starts and ends later in Argentina terms.
Do Argentina and Chile observe daylight saving time?
Chile changes its clocks twice a year; Argentina does not. The difference therefore shifts by an hour when Chile switches: across the year, Chile ranges from 1 hour behind to level with it relative to Argentina.
What is the best time to call Chile from Argentina?
Working hours overlap between 10:00 and 18:00 Argentina time, which is 09:00 to 17:00 in Chile. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Buenos Aires, Argentina (UTC-3) and Santiago, Chile (UTC-4) were generated on Monday, August 31, 2026 UTC and refresh in your browser.