The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Olympic Dam Airport (OLP) in Olympic Dam, Australia is 8,470 kilometers (5,263 miles / 4,573 nautical miles). The estimated flight time for this route is approximately 11h, flying southeast at a heading of 136°.

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

Time zone information: When it's 18:57 in Kathmandu, it's 23:42 in Olympic Dam. 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 4,047 feet between the two airports. Olympic Dam Airport sits lower than Tribhuvan International Airport.

The return flight from Olympic Dam (OLP) to Kathmandu (KTM) follows a heading of 314° (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 Olympic Dam Airport (OLP) detail pages, or use our flight duration calculator to compare other routes.