Best Idaho Fly Fishing Rivers

Idaho has 12 fly fish spots.

  March 27, 2022

Located in the US, the fly fishing in Idaho offers over ten good fly fishing spots. The best Idaho fly fishing based on popularity are considered to be Big Creek, Selway River, Kelly Creek, St Joe River, and South Fork Snake River. For a detailed fly fishing river description and printable river access map, just select a Idaho fly fishing river or stream below.

Where Can I Fly Fish In Idaho?


Idaho Fly Fishing Resources

FEATURED:  Big Creek


  July 11, 2016

The Big Creek runs 30 miles eastward through the Frank Church Wilderness-Of-No-Return to the confluence with the Middle Fork of the Salmon River. This catch-and-release river is known for its west-slope cutthroat trout, many above 14 inches. Access is provided from the headwaters, and a trail runs the northern shore for its entire length descending from 6,000 feet down to 3,500 feet at the confluence.

FEATURED:  St Joe River


  March 24, 2018

Southwest of Saint Regis, the St Joe River is a scenic freestone river with huge westslope cutthroat trout. This catch-and-release river starts at St Joe Lake and runs 50 miles through forest. Easy access is provided on the lower 33 miles by a parallel road (St Joe River Road aka FS218). Upstream of Spruce Tree Campground, the only access is via a 17 mile long hiking trail that parallels the river.

FEATURED:  Kelly Creek


  March 24, 2018

Southwest of Missoula and west of Lolo Hot Springs, the Kelly Creek is a catch & release area known for its cutthroat trout. Many people liken Kelly Creek to the St Joe River to the north. Both are of similar size, and many fly fishermen hit both in the same week. The lower section (10 miles) is accessed by a parallel gravel road (Moose Creek Road). The upper section of the river is...

FEATURED:  Selway River


  June 30, 2016

Southeast of Lowell, the Selway River is an epic 40 mile fly fishing river. Starting from Lowell, a road parallels the north shore for the first 15 miles. At the end of the road, heading upstream into the wilderness area, there is a foot trail along the river...

FEATURED:  Big Wood River

  Sun Valley, Idaho

  July 30, 2016

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.

FEATURED:  Middle Fork Of The Salmon River

  Stanley, Idaho

  July 1, 2016

North of Stanley, the Middle Fork Of The Salmon River is a 104 mile rugged river passing through the Frank Church River Of No Return Wilderness Area. While the best access is via float, there is a 70 mile trail that parallels much of the river, but it is a very rugged route.

FEATURED:  Falls River

  Island Park, Idaho

  August 16, 2016

Southwest of West Yellowstone and north of Ashton, the Falls River flows from the southwestern quadrant of Yellowstone National Park and merges with the Henrys Fork of the Snake River. There are numerous waterfalls in the upper sections. Prior to human intervention, there were no fish in the upper reaches. But now you can expect to find plentiful trout. The best section of the river is...

FEATURED:  Salmon River

  Stanley, Idaho

  September 15, 2018

Near Stanley, the Salmon River is known for excellent fly fishing. The Salmon River starts south of Stanley and winds through the valley heading north-northeast. There are easy roadside fly fishing access points for the Salmon River from the main highways, though many fly fishing on the Salmon River prefer float boats, especially further downstream in the canyon.

FEATURED:  Clearwater River


  July 18, 2016

Southeast of Coeur d'Alene near Kooskia, the Clearwater River is popular with fly fishermen. Formed by the confluence of the Selway River and the Lochsa River, the Clearwater River heads west to the Snake River confluence.