The distance from Columbia County Airport (HCC) to Tribhuvan International Airport (KTM) is 7421 miles or 11942 kilometers or 6444 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.
11942 kilometers is the direct flight distance between Columbia County Airport (United States) and Tribhuvan International Airport (Nepal).
How long does it take to travel from Hudson ( United States ) to Kathmandu ( Nepal )?
A one-way nonstop (direct) flight between Hudson and Kathmandu takes around 17 hours 3 minutes.
Estimated
flight time from Columbia County Airport, Hudson, United States to Tribhuvan International Airport, Kathmandu, Nepal is
17 hours 3 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 • HCC - KTM
| Kilometers | | 11942 km |
| Statute Miles | | 7421 miles |
| Nautical Miles | | 6444 nm |
| Avg. Time of Flight | | 17 hours 3 minutes |
Columbia County Airport to Tribhuvan International Airport Flight Route Map - HCC to KTM Flight Path
Location of Columbia County Airport & Tribhuvan International Airport is given below.
Click the map to view Hudson to Kathmandu nonstop flight path and travel direction.
Click to see flight route on Google Map between Hudson, United States and Kathmandu, Nepal. .
Nonstop flight route between Hudson, United States and Kathmandu, Nepal.
Time Difference Between the Airports • HCC - KTM
Time difference between
Hudson (United States) and
Kathmandu (Nepal) is 10 Hours 45 Minutes.
Kathmandu time is 10 Hours 45 Minutes ahead of Hudson.
| Location | Local Time |
| Hudson (United States) | 2025-12-16, 12:04:01 EST |
| Kathmandu (Nepal) | 2025-12-16, 22:49:01 +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.