Montbrison is located in Lyon city, France at the 45.6, 4.05 coordinates. Distance from Montbrison to other cities. are listed below, click on the city name to find distance between. Distance from Montbrison to Saint-Etienne 32 km, to Grenoble 139 km, to Villeurbanne 67 km. The green marker indicates the location of Montbrison.