Chall Pass – Descent from Mariastein loop from Bonfol

Road cycling routes

Switzerland

Espace Mittelland

District de Porrentruy

Bonfol

Chall Pass – Descent from Mariastein loop from Bonfol

Hard

riders

Chall Pass – Descent from Mariastein loop from Bonfol

04:37

98.2km

1,250m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 20, 2026

Waypoints

Start point

Train Station

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36.0 km

Chall Pass

Highlight (Segment) • Mountain Pass

The only crossing from Alsace / Basel area to Laufen far and wide. Unfortunately, it is also quite frequented by motorized traffic.

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42.6 km

Brunnen-Hof Farm Shop, Metzerlen-Mariastein

Highlight • Rest Area

a village on the way from / to the chall. nothing special except maybe the big fountain to fill up with water...

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43.7 km

Descent from Mariastein

Highlight • Trail

The exit from Mariastein takes place in a beautiful rural setting, among wheat fields and on a perfectly surfaced road.

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44.5 km

Talstrasse (Flüh–Hofstetten)

Highlight (Segment) • Cycleway

From the village exit of Flüh, it goes steadily up the valley to the big curve at the youth hostel / turnoff towards Hofstetten. Relatively unspectacular uphill with a main …

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65.6 km

Coming from Bellevue, the ascent gradually increases, only to reach its climax in Folgesbourg. Not super steep, but you shift down a gear several times and the pace gets slower the closer you get to the "summit" in Folgesbourg.

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68.9 km

Sundgau Plateau Countryside

Highlight (Segment) • Cycleway

Nice atmosphere in Sundgau.

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78.7 km

Descent from Ferrette to Bouxwiller

Highlight (Segment) • Trail

Fairly steady descent from Ferette to Bouxwiller. The road is quite wide and has maximum gradients of around 9%. The descent is 3 km long and in the other direction it could be a nice short climb.

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90.6 km

Courtavon-Liebsdorf past the Etang

Highlight (Segment) • Trail

Despite its transit character, it is a very nice route between Courtavon and Liebsdorf. Past the Etang of Courtavon and up through the forest and otherwise a lot of nature to the left and right of the route.

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98.2 km

End point

Train Station

Way Types & Surfaces

Way Types