Located in Idaho, the fly fishing in Sun Valley is known for two nice fly fishing destinations. The best Sun Valley fly fishing based on popularity are considered to be Big Wood River and Silver Creek. For a detailed fly fishing river description and printable river access map, just select a Sun Valley fly fishing river or stream below.
Near Ketchum, the Big Wood River runs about 50 miles from the headwaters near Galena Summit to Magic Reservoir. Expect to find plenty of rainbow trout on the upper sections, and look for brown trout averaging 13 inches in the lower sections. This freestone river averages about 75 feet wide, and supports good fly fishing from mid-June to October.