Distance From Thompson Flying Service Airport to Tribhuvan International Airport

The distance from Thompson Flying Service Airport () to Tribhuvan International Airport (KTM) is 7958 miles or 12807 kilometers or 6911 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Charleston ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Charleston and Kathmandu takes around 18 hours 17 minutes.

Estimated flight time from Thompson Flying Service Airport, Charleston, United States to Tribhuvan International Airport, Kathmandu, Nepal is 18 hours 17 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - KTM

Kilometers		12807 km
Statute Miles		7958 miles
Nautical Miles		6911 nm
Avg. Time of Flight		18 hours 17 minutes

Thompson Flying Service Airport to Tribhuvan International Airport Flight Route Map - to KTM Flight Path

Location of Thompson Flying Service Airport & Tribhuvan International Airport is given below.
Click the map to view Charleston to Kathmandu nonstop flight path and travel direction.

Click to see flight route on Google Map between Charleston, United States and Kathmandu, Nepal. .

Nonstop flight route between Charleston, United States and Kathmandu, Nepal.

Time Difference Between the Airports • - KTM

Time difference between Charleston (United States) and Kathmandu (Nepal) is 9 Hours 45 Minutes.
Kathmandu time is 9 Hours 45 Minutes ahead of Charleston.

Location	Local Time
Charleston (United States)	2026-03-19, 02:01:20 EDT
Kathmandu (Nepal)	2026-03-19, 11:46:20 +0545

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Thompson Flying Service Airport ( / ) Charleston, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal