The flight distance from Tancredo Neves International Airport (CNF) in Belo Horizonte, Brazil to The Florida Keys Marathon International Airport (MTH) in Marathon, United States is 6,357 kilometers (3,950 miles / 3,433 nautical miles). The estimated flight time for this route is approximately 8h, flying northwest at a heading of 319°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Brazil with United States. It is an intercontinental flight between South America and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 13:58 in Belo Horizonte, it's 12:58 in Marathon.

There is a significant elevation difference of 2,710 feet between the two airports. The Florida Keys Marathon International Airport sits lower than Tancredo Neves International Airport.

The return flight from Marathon (MTH) to Belo Horizonte (CNF) follows a heading of 137° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Tancredo Neves International Airport (CNF) and The Florida Keys Marathon International Airport (MTH) detail pages, or use our flight duration calculator to compare other routes.