The flight distance from Boulia Airport (BQL) in Boulia Airport, Australia to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 8,119 kilometers (5,045 miles / 4,384 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 311°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Australia with Nepal. It is an intercontinental flight between Oceania and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:00 in Boulia Airport, it's 20:45 in Kathmandu. The 4.25-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 3,848 feet between the two airports. Tribhuvan International Airport sits higher than Boulia Airport.

The return flight from Kathmandu (KTM) to Boulia Airport (BQL) follows a heading of 128° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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