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Green · Portes du Soleil · near Saint-Jean-d'Aulps

Les Lanches length, vertical drop and steepness

Les Lanches starts near Saint-Jean-d'Aulps, in Portes du Soleil, at 1,487 m and drops 12 m over 304 m, to 1,476 m; difficulty: Green. Its steepest 20 m reach 8 %, #370 of the 380 named runs of Portes du Soleil measured by GeoPeaks; its average gradient is 4 %. Lifts to its top: Grande Terche, Lanches, and Terchette.

Measured by GeoPeaks · data of October 29, 2026 · not figures of the ski area · How we measure

In feet and miles: 997 ft long; 39 ft vertical drop, from 4,879 ft to 4,843 ft.

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Shaded relief map of Les Lanches with the runs and lifts around it
The run in its colour, with a white border: ▲ its top, ○ its end. Around it, the other runs in their colours and the lifts in grey-blue (thicker: those reaching its top). The scale bar’s length is written next to it; north is up. Relief: GeoPeaks, from IGN LiDAR HD and swisstopo swissALTI3D. Runs and lifts: © OpenStreetMap contributors.
Length
304 m 997 ft
Vertical drop
12 m 39 ft
Average gradient
4 %
Steepest 20 m
8 %
Difficulty
Green
In the area
#370 by steepness, of 380 · tied

Map of the run

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  • this run
  • lifts
  • ▲ top
  • ○ end
  • north is up
  • Relief: GeoPeaks, from IGN LiDAR HD and swisstopo swissALTI3D. Runs and lifts: © OpenStreetMap contributors.

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Elevation profile

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Steepest 20 m: 8 %, 0 m from the top

top · 1,487 m304 mbottom · 1,476 m
  • under 15 %
  • 15–25 %
  • 25–35 %
  • 35–50 %
  • over 50 %

Similar runs nearby

Runs of Portes du Soleil with the closest gradient and vertical drop.

How it ranks in Portes du Soleil

Among the 381 named runs of Portes du Soleil measured by GeoPeaks. 1 run is left out: its line climbs back up, or has a short pitch far steeper than the rest — maybe a bridge, a tunnel or a cut that the bare-ground relief does not show. Steepest · Longest · Biggest drop

Questions

How long is Les Lanches?

Les Lanches is 304 m long, measured horizontally along its line, and drops 12 m, from 1,487 m to 1,476 m.

How steep is Les Lanches?

Its average gradient is 4 %; its steepest 20 m reach 8 %, 0 m from the top.

Which lift goes to the top of Les Lanches?

The top of Les Lanches is reached by Grande Terche (Gondola), Lanches (Drag lift), and Terchette (Drag lift).

Where does Les Lanches end?

It ends at 1,476 m.

What difficulty is Les Lanches?

OpenStreetMap marks it as: Green.

Measured by GeoPeaks on the 3D terrain (not figures of the ski area)
Length (horizontal)304 m 997 ft
Top1,487 m 4,879 ft
Bottom1,476 m 4,843 ft
Vertical drop12 m 39 ft
Average gradient4 %
Steepest 20 m8 %
DifficultyGreen (As mapped in OpenStreetMap)

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