The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Ban Huoeisay Airport (OUI) in Ban Huoeisay Airport, Laos is 1,739 kilometers (1,081 miles / 939 nautical miles). The estimated flight time for this route is approximately 3h, flying east southeast at a heading of 115°.

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 Laos. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 23:26 in Kathmandu, it's 00:41 in Ban Huoeisay Airport.

There is a significant elevation difference of 3,010 feet between the two airports. Ban Huoeisay Airport sits lower than Tribhuvan International Airport.

The return flight from Ban Huoeisay Airport (OUI) to Kathmandu (KTM) follows a heading of 301° (west 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 Tribhuvan International Airport (KTM) and Ban Huoeisay Airport (OUI) detail pages, or use our flight duration calculator to compare other routes.