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Half Marathon Calendar near Onex 2026-2027

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Explore the top half marathons near Onex for 2026-2027! We've gathered 5 exciting races in the area. Check out our detailed list below to find your next local race.

August 2026
Aug
22
Sa

Course du Mandement

Trail Run 3 km 10 km ... 30 km Marathon
September 2026
Sep
27
Su

Critérium de Céligny

5 km 6 km 13 km Half Marathon
October 2026
Oct
3-4
Sa - Su

Trail des Glières

Trail Run 5 km 10 km ... 49 km 64 km
April 2027
Apr
11
Su

Trail de la Mandallaz

Trail Run 3 km 11 km Half Marathon
May 2027
May
8-9
Sa - Su

Generali Genève Marathon

5 km 10 km Half Marathon Marathon
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