The highway curves northwestward to follow along the western banks of the river, having an intersection with PR 406 as they travel through the town of Whitemouth.

The highway passes briefly through the Pinawa Local Government District before re-entering the Rural Municipality of Lac du Bonnet and having an intersection with PR 214.

The highway travels along the coastline of Lac du Bonnet and has an intersection with PR 313 before crossing into the Rural Municipality of Alexander.

PTH 11 passes by several reservoirs along the Winnipeg River for the next several kilometers, traveling through Crescent Bay and past McArthur Falls Generating Station.

Provincial Road 408 (PR 408) is a 13.5-kilometre-long (8.4 mi) north–south spur of PTH 11 in the Rural Municipality of Whitemouth, connecting the highway with the hamlets of Oldenburg and River Hills, as well as the town Seven Sisters Falls.

The road continues north for a short distance into Whitemouth Falls Provincial Park as Two Rivers Drive.

Provincial Road 502 (PR 502) is a 5.6-kilometre-long (3.5 mi) north–south business loop off of PTH 11 in the town of Lac du Bonnet.

PR 502 begins at an intersection with PTH 11 (La Vérendrye Trail) on the south side of town, heading east through an industrial area along Minnewawa Street before making a left onto McArthur Avenue.

Provincial Road 507 (PR 507) is a short 4.0-kilometre-long (2.5 mi) east–west spur of PTH 11 in the Rural Municipality of Reynolds, providing access to the community of Medika.