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Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Bonneville
Mieussy

Chalets d'Ajon – Ascent to Plaine-Joux loop from Onnion

Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Bonneville
Mieussy

Chalets d'Ajon – Ascent to Plaine-Joux loop from Onnion

Moderate

4.7

(3)

12

riders

Chalets d'Ajon – Ascent to Plaine-Joux loop from Onnion

02:13

25.3km

760m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: September 2, 2026

Waypoints

A

Start point

Parking

Get Directions
1

3.60 km

Francois Jaccard

Highlight • Other

Born on September 6, 1799, in Sévillon, a hamlet of Onnion, son of Marin Jacquard de Sévillon and Marie Monge de Mégevette, he studied at the minor seminary of Mélan, …

Translated by Google •

Tip by

2

5.19 km

Le Marquisat

Highlight • Other

Intersection point Le Marquisat Altitude 875m

Translated by Google •

Tip by

3

11.4 km

La Combe de la Goutte

Highlight • Mountain Pass

Point d'intersection La Combe Altitude 1266m

Tip by

4

13.2 km

Ajon climb

Highlight • Climb

The Ajon climb is signposted from Villard. It is 7.3 kilometres long and has an average gradient of 8.3% with a passage at over 15%. At the top, the view at an altitude of 1,406 metres is delightful.

Translated by Google •

Tip by

5

13.2 km

Chalets d'Ajon

Highlight • Mountain Hut

Alm with a view of Mont Blanc, rest area and fountain. The asphalt driveway ends here.

Translated by Google •

Tip by

6

14.9 km

Ascent to Plaine-Joux

Highlight • Other

The Plaine Joux de Passy is 13.3 km long with a total drop of 756 m. The average gradient is 5.7% with maximum gradients of 15%.

Translated by Google •

Tip by

B

25.3 km

End point

Parking

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Way Types & Surfaces

Way Types

21.7 km

2.38 km

657 m

580 m

< 100 m

Surfaces

14.8 km

7.32 km

2.42 km

606 m

193 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 (1,410 m)

Lowest point (790 m)

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Weather

Powered by Foreca

Tuesday 13 October

19°C

8°C

0 %

Additional weather tips

Max wind speed: 7.0 km/h

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

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