The flight distance from Tancredo Neves International Airport (CNF) in Belo Horizonte, Brazil to St Mary's Airport (KSM) in St Mary'S, United States is 13,438 kilometers (8,350 miles / 7,256 nautical miles). The estimated flight time for this route is approximately 17h, flying north northwest at a heading of 332°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

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 10:48 in Belo Horizonte, it's 04:48 in St Mary'S. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,401 feet between the two airports. St Mary's Airport sits lower than Tancredo Neves International Airport.

The return flight from St Mary'S (KSM) to Belo Horizonte (CNF) follows a heading of 73° (east northeast). 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 St Mary's Airport (KSM) detail pages, or use our flight duration calculator to compare other routes.