The flight distance from Kigali International Airport (KGL) in Kigali, Rwanda to Buyant-Ukhaa International Airport (ULN) in Ulan Bator, Mongolia is 9,179 kilometers (5,704 miles / 4,956 nautical miles). The estimated flight time for this route is approximately 12h, flying northeast at a heading of 41°.

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

Time zone information: When it's 23:15 in Kigali, it's 05:15 in Ulan Bator. 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.

The return flight from Ulan Bator (ULN) to Kigali (KGL) follows a heading of 259° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Kigali International Airport (KGL) and Buyant-Ukhaa International Airport (ULN) detail pages, or use our flight duration calculator to compare other routes.