Distance From Pukchang Air Base to Tribhuvan International Airport

The distance from Pukchang Air Base () to Tribhuvan International Airport (KTM) is 2452 miles or 3945 kilometers or 2129 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 Sunchon ( North Korea ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Sunchon and Kathmandu takes around 5 hours 38 minutes.

Estimated flight time from Pukchang Air Base, Sunchon, North Korea to Tribhuvan International Airport, Kathmandu, Nepal is 5 hours 38 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		3945 km
Statute Miles		2452 miles
Nautical Miles		2129 nm
Avg. Time of Flight		5 hours 38 minutes

Pukchang Air Base to Tribhuvan International Airport Flight Route Map - to KTM Flight Path

Location of Pukchang Air Base & Tribhuvan International Airport is given below.
Click the map to view Sunchon to Kathmandu nonstop flight path and travel direction.

Click to see flight route on Google Map between Sunchon, North Korea and Kathmandu, Nepal. .

Nonstop flight route between Sunchon, North Korea and Kathmandu, Nepal.

Time Difference Between the Airports • - KTM

Time difference between Sunchon (North Korea) and Kathmandu (Nepal) is 3 Hours 15 Minutes.
Kathmandu time is 3 Hours 15 Minutes behind Sunchon.

Location	Local Time
Sunchon (North Korea)	2026-03-18, 01:09:43 KST
Kathmandu (Nepal)	2026-03-17, 21:54:43 +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

Pukchang Air Base ( / ZKPN) Sunchon, North Korea

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal