The flight distance from Cerro Moreno Airport (ANF) in Antofagasta, Chile to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 17,547 kilometers (10,903 miles / 9,475 nautical miles). The estimated flight time for this route is approximately 22h, flying east northeast at a heading of 74°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

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

Time zone information: When it's 15:43 in Antofagasta, it's 01:28 in Kathmandu. With a 9.75-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 3,935 feet between the two airports. Tribhuvan International Airport sits higher than Cerro Moreno Airport.

The return flight from Kathmandu (KTM) to Antofagasta (ANF) follows a heading of 276° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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