The flight distance from Alton Downs Airport (AWN) in Alton Downs Airport, Australia to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 8,338 kilometers (5,181 miles / 4,502 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 312°.

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 21:43 in Alton Downs Airport, it's 16:58 in Kathmandu. The 4.75-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 4,390 feet between the two airports. Tribhuvan International Airport sits higher than Alton Downs Airport.

The return flight from Kathmandu (KTM) to Alton Downs Airport (AWN) follows a heading of 132° (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 Alton Downs Airport (AWN) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.