Best time to call Buenos Aires from New York
Best window: 9 AM–4 PM in New York (10 AM–5 PM in Buenos Aires), both cities are inside 9 AM–5 PM office hours. Buenos Aires is 1 hour ahead of New York. (as of July 2026, recalculated live in your browser.)
Live from your device clock via the IANA time-zone database built into your browser.
Hour-by-hour overlap
Both 9 AM–5 PM Both awake (7 AM–10 PM) One side asleep
| New York | Buenos Aires | Call quality |
|---|---|---|
| 12 AM | 1 AM | Too early / too late |
| 1 AM | 2 AM | Too early / too late |
| 2 AM | 3 AM | Too early / too late |
| 3 AM | 4 AM | Too early / too late |
| 4 AM | 5 AM | Too early / too late |
| 5 AM | 6 AM | Too early / too late |
| 6 AM | 7 AM | Too early / too late |
| 7 AM | 8 AM | One side off-hours |
| 8 AM | 9 AM | One side off-hours |
| 9 AM | 10 AM | Both in office hours |
| 10 AM | 11 AM | Both in office hours |
| 11 AM | 12 PM | Both in office hours |
| 12 PM | 1 PM | Both in office hours |
| 1 PM | 2 PM | Both in office hours |
| 2 PM | 3 PM | Both in office hours |
| 3 PM | 4 PM | Both in office hours |
| 4 PM | 5 PM | One side off-hours |
| 5 PM | 6 PM | One side off-hours |
| 6 PM | 7 PM | One side off-hours |
| 7 PM | 8 PM | One side off-hours |
| 8 PM | 9 PM | One side off-hours |
| 9 PM | 10 PM | Too early / too late |
| 10 PM | 11 PM | Too early / too late |
| 11 PM | 12 AM +1 day | Too early / too late |
Grid prerendered July 2026 and recomputed in your browser on load, so daylight-saving switches are always reflected. New York observes daylight saving time but Buenos Aires does not, so the time difference changes twice a year.
Frequently asked questions
How many hours ahead is Buenos Aires of New York?
Buenos Aires is 1 hour ahead of New York. (Checked July 2026; where daylight saving applies, the gap can shift by an hour part of the year, the page recalculates live.)
What time is 9 AM in New York in Buenos Aires?
9 AM in New York is 10 AM in Buenos Aires.
Do New York and Buenos Aires change clocks for daylight saving?
New York observes daylight saving time but Buenos Aires does not, so the time difference changes twice a year.
Which hours work for a call?
Best window: 9 AM–4 PM in New York (10 AM–5 PM in Buenos Aires), both cities are inside 9 AM–5 PM office hours.