Alberta Provincial Highway No. 686, also known as Highway 686, is an east–west highway in northern Alberta, Canada. It has two sections; the main section is a gravel highway that spans approximately 90 kilometres (56 mi) from Highway 88 (Bicentennial Highway) near Red Earth Creek to Trout Lake, and a two-kilometre-long (1.2 mi) developing freeway section in Fort McMurray which connects Highway 63 with the new neighbourhood of Parsons Creek known as Parsons Access Road. Highway 686 comprises the western segment of the partially constructed Northern Alberta East–West Highway Corridor.