The flight distance from Boca Raton Airport (BCT) in Boca Raton, United States to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 13,804 kilometers (8,578 miles / 7,454 nautical miles). The estimated flight time for this route is approximately 17h, flying north northeast at a heading of 16°.

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 23:05 in Boca Raton, it's 08:50 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 4,377 feet between the two airports. Tribhuvan International Airport sits higher than Boca Raton Airport.

The return flight from Kathmandu (KTM) to Boca Raton (BCT) follows a heading of 344° (north 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 Boca Raton Airport (BCT) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.