The flight distance from Bulgan Sum Airport (HBU) in Bulgan Sum Airport, Mongolia to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 2,118 kilometers (1,316 miles / 1,143 nautical miles). The estimated flight time for this route is approximately 3h, flying south southwest at a heading of 197°.

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 Mongolia with Nepal. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 17:25 in Bulgan Sum Airport, it's 16:10 in Kathmandu.

The return flight from Kathmandu (KTM) to Bulgan Sum Airport (HBU) follows a heading of 13° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Bulgan Sum Airport (HBU) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.