Great Falls to Evanston Road Trip: Scenic Drive Guide

The route from Great Falls, Montana to Evanston, Wyoming, stretching approximately 580 miles along I-15 and I-90, passes through the historic Mullan Road, a 19th-century military highway. This drive offers a transition from the high plains of Montana to the Rocky Mountain foothills of Wyoming.

For those wondering how long to drive Great Falls, MT to Evanston, WY, expect about 8.5 hours of pure driving, but plan for at least 10-12 hours with stops. The question is it worth driving Great Falls, MT to Evanston, WY is answered by the diverse landscapes and cultural waypoints along the way.

Fuel stations are plentiful along I-15 and I-90, with spacing of 30-50 miles in Montana and 50-70 miles in Wyoming. Butte and Bozeman offer the best fuel stops. Cell coverage is reliable in towns but spotty in mountainous sections. The route is well-maintained, but winter driving requires caution.

• Fuel stops: Exit for gas at Butte (MM 127), Bozeman (MM 313), and Virginia City (off-route).
• Road conditions: Check MT 511 and WY 511 for winter updates.
• Rest areas: Rest areas at Divide (MT) and Lima (MT) provide basic facilities.

Road quality is excellent on interstates, but secondary roads near Yellowstone may have gravel sections. Speed limits are 75-80 mph. Watch for wildlife, especially deer and elk at dawn/dusk. Winter tires are recommended November to March.

• Safety: Carry emergency kit, include blankets and water.
• Family stops: Children's Museum of Montana (Great Falls), Yellowstone Giant Screen Theatre (West Yellowstone).
• Pet-friendly: Many motels allow pets; rest areas have pet walks.

Fatigue management: Plan stops every 2-3 hours. Rest areas at mile markers 102 (MT) and 59 (ID) on I-15. The town of Dillon has a park with benches. For a unique break, visit the Berkeley Pit viewing stand in Butte.

For more tips on how to find the best stops and hidden gems between cities, check out this guide.

Hidden off-route spots: Clark Canyon Reservoir (south of Dillon) offers hiking and fishing. The Bannack State Park (west of Dillon) is a ghost town with preserved buildings. Near Evanston, the Uinta Mountains provide scenic backroads for off-roading.

The drive transitions from the rolling plains of central Montana to the rugged Rockies near Helena and then the volcanic plateau of Yellowstone. South of West Yellowstone, the landscape opens into the Snake River Plain.

Things to do between Great Falls, MT and Evanston, WY include visiting the Lewis and Clark Caverns State Park (exit 256 on I-90) and the historic mining town of Virginia City.

UNESCO World Heritage Sites: The route passes near Yellowstone National Park (a UNESCO site) and the Waterton-Glacier International Peace Park (north of Great Falls). Both offer hiking and geothermal features.

• Yellowstone: West Entrance via West Yellowstone, MT.
• Glacier: East Entrance via St. Mary, MT (requires detour).

Local commerce thrives in Bozeman and Idaho Falls. Bozeman's Main Street features boutique shops and local art galleries. In Idaho Falls, the Snake River Greenbelt offers a nice stroll with river views. For hidden gems, visit the Ennis Fish Hatchery or the historic Spencer Shops.