The flight distance from Fort Madison Municipal Airport (FMS) in Fort Madison, United States to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 12,406 kilometers (7,709 miles / 6,699 nautical miles). The estimated flight time for this route is approximately 16h, flying north at a heading of 3°.

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

Time zone information: When it's 23:36 in Fort Madison, it's 10:21 in Kathmandu. With a 10.75-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 3,668 feet between the two airports. Tribhuvan International Airport sits higher than Fort Madison Municipal Airport.

The return flight from Kathmandu (KTM) to Fort Madison (FMS) follows a heading of 357° (north). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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