Time in Buenos Aires vs San Juan
Buenos Aires keeps UTC−3 (UTC−3) and San Juan keeps PST (UTC+8) today. San Juan is 11 hours ahead of Buenos Aires; the rows below read both clocks live.
The working day, side by side
The working days do not meet. there is no working-hour overlap with San Juan — the nearest workable window is 06:00–07:00 your time (17:00 there).
| City | 00:00 in Buenos Aires | 01:00 in Buenos Aires | 02:00 in Buenos Aires | 03:00 in Buenos Aires | 04:00 in Buenos Aires | 05:00 in Buenos Aires | 06:00 in Buenos Aires | 07:00 in Buenos Aires | 08:00 in Buenos Aires | 09:00 in Buenos Aires | 10:00 in Buenos Aires | 11:00 in Buenos Aires | 12:00 in Buenos Aires | 13:00 in Buenos Aires | 14:00 in Buenos Aires | 15:00 in Buenos Aires | 16:00 in Buenos Aires | 17:00 in Buenos Aires | 18:00 in Buenos Aires | 19:00 in Buenos Aires | 20:00 in Buenos Aires | 21:00 in Buenos Aires | 22:00 in Buenos Aires | 23:00 in Buenos Aires |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Buenos Aires—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| San Juan—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Buenos Aires and San Juan
Best hours to call
there is no working-hour overlap with San Juan — the nearest workable window is 06:00–07:00 your time (17:00 there).
Where daylight saving pulls them apart
Neither Buenos Aires nor San Juan changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is San Juan of Buenos Aires?
San Juan is 11 hours ahead of Buenos Aires right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Buenos Aires and San Juan?
There is no hour inside working hours in both cities. 06:00–07:00 your time (17:00 there) is the cheapest compromise, and one side is taking a shoulder hour.
Do Buenos Aires and San Juan change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.