The flight distance from Montgomery County Airpark (GAI) in Gaithersburg, United States to Galeao - Antonio Carlos Jobim International Airport (GIG) in Rio De Janeiro, Brazil is 7,742 kilometers (4,811 miles / 4,180 nautical miles). The estimated flight time for this route is approximately 10h, flying south southeast at a heading of 147°.

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 02:40 in Gaithersburg, it's 04:40 in Rio De Janeiro.

The return flight from Rio De Janeiro (GIG) to Gaithersburg (GAI) follows a heading of 333° (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 Galeao - Antonio Carlos Jobim International Airport (GIG) detail pages, or use our flight duration calculator to compare other routes.