Buenos Aires is 2 hours ahead of Miami during EST, and 1 hour ahead during EDT. Buenos Aires uses Argentina Time (ART, UTC-3) while Miami uses Eastern Time (EST/EDT). When it's 12:00 PM in Buenos Aires, it's 10:00 AM or 11:00 AM in Miami.
Argentina does not currently observe daylight saving time, while Miami does, so the difference varies between 1-2 hours throughout the year.
Best calling time: 10:00 AM - 6:00 PM Buenos Aires time. This corresponds to 8:00 AM - 4:00 PM in Miami during EST, covering US business hours.
Buenos Aires and Miami are connected by direct flights taking approximately 9 hours. Miami is a major gateway between the US and South America, with a large Argentine community.