The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Lake Tahoe Airport (TVL) in South Lake Tahoe, United States is 12,156 kilometers (7,554 miles / 6,564 nautical miles). The estimated flight time for this route is approximately 15h, flying north northeast at a heading of 21°.

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

Time zone information: When it's 22:31 in Kathmandu, it's 08:46 in South Lake Tahoe. With a 13.75-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 1,878 feet between the two airports. Lake Tahoe Airport sits higher than Tribhuvan International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from South Lake Tahoe (TVL) to Kathmandu (KTM) follows a heading of 336° (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 Tribhuvan International Airport (KTM) and Lake Tahoe Airport (TVL) detail pages, or use our flight duration calculator to compare other routes.