New York to Buenos Aires Time Converter

Realistic Overlap for a Standard 9-to-5

Assuming a standard 9am–5pm workday on both ends, New York and Buenos Aires share about 6–7 hours of true overlap. That's enough room for a regular standing meeting without either side needing to take a call before breakfast or after dinner.

• January: the shared window is 9:00am–3:00pm in New York = 11:00am–5:00pm in Buenos Aires.
• July: the shared window is 9:00am–4:00pm in New York = 10:00am–5:00pm in Buenos Aires.

2026 Clock Changes for New York and Buenos Aires

These are the dates in 2026 when the gap between the two cities changes. Around each one, check that recurring invites still land where you expect — calendar apps anchor a meeting to its organizer's time zone, so it's the other side's local time that moves.

• Jan 1 — Buenos Aires is 2 hours ahead of New York.
• Mar 8 — New York springs forward to UTC-4, so Buenos Aires is now 1 hour ahead of New York.
• Nov 1 — New York falls back to UTC-5, so Buenos Aires is now 2 hours ahead of New York.

Hour-by-Hour: New York to Buenos Aires

New York's day from 7am to 10pm, with the matching time in Buenos Aires in January and July. Green is a standard 9-to-5, amber is the early-morning or evening fringe, and grey is when people are usually asleep.