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Distance and flight time

Calculated leg

Kathmandu to Kyanjin Gompa by helicopter

Kyanjin Gompa is 61 km from Kathmandu in a straight line — 33 nautical miles, or 38 statute miles, north of it. A helicopter covers that in 16–17 minutes in the air, depending on the aircraft: the fastest of the 14 on this platform cruises at 125 knots and the slowest at 118 knots. Kyanjin Gompa sits at 12,697 ft (3,870 m), 8,307 ft above Kathmandu. That is the straight-line distance and the time in the air, not the time the flight is quoted at — a helicopter follows the valleys rather than the great circle, and the ground time at each end is on top.

Straight-line distance
61 km

33 nm · 38 miles · bearing 19° (north)

Time in the air
16–17 minutes

118–125 kt cruise across 14 aircraft. Ground time is on top.

Climb
8,307 ft

2,532 m between the two landing sites.

Without a fuel stop
14 of 14

Aircraft whose published range covers Kyanjin Gompa and back — still air, before reserve.

Kathmandu to Kyanjin Gompa, in cross-section
1,0002,0003,0004,000H1,338MKATHMANDULANDINGH3,870MKYANJIN GOMPALANDING

Distances are great-circle, computed from the surveyed position of each landing site. A helicopter in this country flies the valley rather than the line — the Khumbu and the Kali Gandaki both add to it — so treat the figure as the shortest the leg can be, never as the track. Air time comes from each operator’s published cruise speed in still air, and excludes the climb, the wind, any hold and every minute on the ground. The dispatcher’s block time on the day is the number a flight is quoted and flown against.

Flying this leg

Langtang Valley Helicopter Tour

The closest high valley to Kathmandu, landing at Kyanjin Gompa beneath Langtang Lirung.

Operators quote this journey at 2h 30m door to door — the whole experience, including about 40 minutes on the ground and the return, which is why it is longer than the time in the air above. Compare every certified operator on it, with live prices.

Asked about this leg

Kathmandu to Kyanjin Gompa, in detail

How long is the helicopter flight from Kathmandu to Kyanjin Gompa?
The flight from Kathmandu to Kyanjin Gompa takes 16–17 minutes in the air, over a straight-line distance of 61 km. That is cruise time only: a charter is quoted against block time, which adds start-up, the climb, any hold for weather and the minutes on the ground at each end.
How far is Kyanjin Gompa from Kathmandu?
Kyanjin Gompa is 61 km from Kathmandu in a straight line — 33 nautical miles, or 38 statute miles. A helicopter flying the valleys covers more ground than that, and a road journey between the same two points is longer again where a road exists at all.
How much higher is Kyanjin Gompa than Kathmandu?
Kyanjin Gompa sits at 12,697 ft (3,870 m) and Kathmandu at 4,390 ft (1,338 m), a difference of 8,307 ft (2,532 m). Height matters more than distance on this kind of leg: thinner air cuts what a helicopter can lift long before it affects how long the flight takes.
Does a helicopter need to refuel between Kathmandu and Kyanjin Gompa?
Kathmandu to Kyanjin Gompa and back is 66 nautical miles, and 14 of the 14 helicopters on this platform have a published still-air range that covers it before any reserve is set aside. Fuel is available at only a handful of Nepali airfields, so on most legs the aircraft has to carry the round trip with it; one that cannot has to plan a fuel stop, and that stop is time and money on the quote.

Another leg

Measure a different pair

61 km in a straight line — 33 nm, 38 miles. Flight time and the aircraft that can do it are on the next page.

Want the real block time for this leg?

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