Santiago is 2 hours ahead of Miami during Chile's summer/Miami's winter. Santiago uses Chile Summer Time (CLST, UTC-3) while Miami uses Eastern Standard Time (EST, UTC-5). When it's 12:00 PM in Miami, it's 2:00 PM in Santiago.
The difference varies as both cities observe daylight saving time at different times (opposite seasons). During Northern Hemisphere summer, the cities may be only 1 hour apart or even synchronized.
Best calling time: 10:00 AM - 5:00 PM Santiago time. This generally covers Miami's business hours regardless of season.
Miami is a major gateway for Chile-US travel and commerce. Many Chilean businesses have operations in South Florida. Direct flights connect Santiago and Miami in about 8.5 hours.