The flight distance from Montgomery County Airpark (GAI) in Gaithersburg, United States to Guarulhos - Governador Andre Franco Montoro International Airport (GRU) in Sao Paulo, Brazil is 7,659 kilometers (4,759 miles / 4,135 nautical miles). The estimated flight time for this route is approximately 10h, flying south southeast at a heading of 150°.

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

Time zone information: When it's 01:41 in Gaithersburg, it's 03:41 in Sao Paulo.

There is a significant elevation difference of 1,920 feet between the two airports. Guarulhos - Governador Andre Franco Montoro International Airport sits higher than Montgomery County Airpark.

The return flight from Sao Paulo (GRU) to Gaithersburg (GAI) follows a heading of 335° (north northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Montgomery County Airpark (GAI) and Guarulhos - Governador Andre Franco Montoro International Airport (GRU) detail pages, or use our flight duration calculator to compare other routes.