The flight distance from Galeao - Antonio Carlos Jobim International Airport (GIG) in Rio De Janeiro, Brazil to Buyant-Ukhaa International Airport (ULN) in Ulan Bator, Mongolia is 16,170 kilometers (10,047 miles / 8,731 nautical miles). The estimated flight time for this route is approximately 20h, flying northeast at a heading of 36°.

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 Mongolia. It is an intercontinental flight between South America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 23:44 in Rio De Janeiro, it's 10:44 in Ulan Bator. With a 11-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 4,336 feet between the two airports. Buyant-Ukhaa International Airport sits higher than Galeao - Antonio Carlos Jobim International Airport.

The return flight from Ulan Bator (ULN) to Rio De Janeiro (GIG) follows a heading of 306° (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 Galeao - Antonio Carlos Jobim International Airport (GIG) and Buyant-Ukhaa International Airport (ULN) detail pages, or use our flight duration calculator to compare other routes.