Distance From Koshibu Dam Heliport to Tribhuvan International Airport

The distance from Koshibu Dam Heliport () to Tribhuvan International Airport (KTM) is 3107 miles or 4999 kilometers or 2698 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.

---

How long does it take to travel from Matsukawa ( Japan ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Matsukawa and Kathmandu takes around 7 hours 8 minutes.

Estimated flight time from Koshibu Dam Heliport, Matsukawa, Japan to Tribhuvan International Airport, Kathmandu, Nepal is 7 hours 8 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		4999 km
Statute Miles		3107 miles
Nautical Miles		2698 nm
Avg. Time of Flight		7 hours 8 minutes

Koshibu Dam Heliport to Tribhuvan International Airport Flight Route Map - to KTM Flight Path

Location of Koshibu Dam Heliport & Tribhuvan International Airport is given below.
Click the map to view Matsukawa to Kathmandu nonstop flight path and travel direction.

Click to see flight route on Google Map between Matsukawa, Japan and Kathmandu, Nepal. .

Nonstop flight route between Matsukawa, Japan and Kathmandu, Nepal.

Time Difference Between the Airports • - KTM

Time difference between Matsukawa (Japan) and Kathmandu (Nepal) is 3 Hours 15 Minutes.
Kathmandu time is 3 Hours 15 Minutes behind Matsukawa.

Location	Local Time
Matsukawa (Japan)	2026-08-04, 15:20:26 JST
Kathmandu (Nepal)	2026-08-04, 12:05:26 +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

Koshibu Dam Heliport ( / ) Matsukawa, Japan

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal