The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Buyant-Ukhaa International Airport (ULN) in Ulan Bator, Mongolia is 2,905 kilometers (1,805 miles / 1,568 nautical miles). The estimated flight time for this route is approximately 4h, flying northeast at a heading of 34°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting Nepal with Mongolia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 07:22 in Kathmandu, it's 09:37 in Ulan Bator.

The return flight from Ulan Bator (ULN) to Kathmandu (KTM) follows a heading of 227° (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 Tribhuvan International Airport (KTM) and Buyant-Ukhaa International Airport (ULN) detail pages, or use our flight duration calculator to compare other routes.