"Autoroute 35" redirects here. For the French autoroute from Lauterbourg to Saint-Louis, see A35 autoroute.Autoroute 35 (A-35) is an Autoroute in the region of Montérégie, Quebec. Constructed in the 1960s, the A-35 links Saint-Jean-sur-Richelieu with Montreal via the A-10. The A-35 is also the primary route for traffic between Montreal and Boston, although it ends 13.4 km (8.3 mi) short of the U.S. border.