Distance From Chernofski Harbor Seaplane Base to Tribhuvan International Airport, KCN - KTM Distance

The distance from Chernofski Harbor Seaplane Base (KCN) to Tribhuvan International Airport (KTM) is 5350 miles or 8609 kilometers or 4646 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 Chernofski Harbor ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Chernofski Harbor and Kathmandu takes around 12 hours 17 minutes.

Estimated flight time from Chernofski Harbor Seaplane Base, Chernofski Harbor, United States to Tribhuvan International Airport, Kathmandu, Nepal is 12 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 • KCN - KTM

Kilometers		8609 km
Statute Miles		5350 miles
Nautical Miles		4646 nm
Avg. Time of Flight		12 hours 17 minutes

Chernofski Harbor Seaplane Base to Tribhuvan International Airport Flight Route Map - KCN to KTM Flight Path

Location of Chernofski Harbor Seaplane Base & Tribhuvan International Airport is given below.
Click the map to view Chernofski Harbor to Kathmandu nonstop flight path and travel direction.

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

Nonstop flight route between Chernofski Harbor, United States and Kathmandu, Nepal.

Time Difference Between the Airports • KCN - KTM

Time difference between Chernofski Harbor (United States) and Kathmandu (Nepal) is 14 Hours 45 Minutes.
Kathmandu time is 14 Hours 45 Minutes ahead of Chernofski Harbor.

Location	Local Time
Chernofski Harbor (United States)	2026-09-23, 15:18:39 HDT
Kathmandu (Nepal)	2026-09-24, 06:03:39 +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

Chernofski Harbor Seaplane Base (KCN / KCN) Chernofski Harbor, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal