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Routes
Running trails & routes
France
Auvergne Rhône Alpes
Grenoble
Saint-Pierre-D'Entremont

Trou de la Fumée – Ruchère Pass loop from Saint-Pierre-d'Entremont

Routes
Running trails & routes
France
Auvergne Rhône Alpes
Grenoble
Saint-Pierre-D'Entremont

Trou de la Fumée – Ruchère Pass loop from Saint-Pierre-d'Entremont

Hard

5.0

(1)

62

runners

Trou de la Fumée – Ruchère Pass loop from Saint-Pierre-d'Entremont

03:48

22.6km

1,400m

Running

Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is accessible with public transport.

Last updated: April 16, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional de Chartreuse

Waypoints

A

Start point

Bus stop

Get Directions

1

188 m

Saint-Pierre-d'Entremont Village

Highlight • Settlement

The right village to get supplies in the middle of the Chartreuse. Bars, bakeries, and blueberry pies!

Translated by Google •

Tip by

2

6.20 km

Trou de la Fumée

Highlight • Other

3

6.51 km

Bear's Tooth

Highlight • Summit

4

7.20 km

Bovinant Pass

Highlight • Other

A crossroads perched at an altitude of 1,645 meters, you can observe the Col de Léchaud and Col du Frêt as well as Mount Outheran and the Bauges massif in the background.

Translated by Google •

Tip by

5

9.99 km

Ruchère Pass

Highlight • Mountain Pass

Also worth the climb if you do not continue to the Petit Som or the Grand Som. The view down the valley of Saint-Bruno, with the Charmant Som at the opposite side is pretty good.

Tip by

10.7 km

Tracol

Mountain Pass

7

17.4 km

Pas de Nay

Highlight • Mountain Pass

B

22.6 km

End point

Bus stop

Loading

Way Types & Surfaces

Way Types

6.20 km

5.73 km

5.28 km

5.10 km

320 m

Surfaces

12.4 km

5.52 km

3.61 km

583 m

179 m

132 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,650 m)

Lowest point (610 m)

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Weather

Powered by Foreca

Tuesday 19 May

18°C

6°C

17 %

Additional weather tips

Max wind speed: 7.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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5.0

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