United States · MT
Two of the finest mountain roads in North America sit here, and both are gated by snow for half the year.
Scored roads
2
Combined length
117.4 mi
Driving time
5 hr 54 min
Best season
Late June to mid September
Checked by the Drivers Atlas desk
Scored and written by the Drivers Atlas editorial desk, drawing on driven routes across the UK and Europe, mapping data and member road reports. Scores combine driving quality and scenery, checked against current closure notices for Montana. How we score roads.
Last reviewed 3 March 2026
Ranked
01 · Montana and Wyoming
Swaths of switchbacks climb to 3337 metres past alpine lakes and snowfields.
67.7 mi · Rating 9.7 / 10 · 3 hr 24 min
Open only from late May to mid October
02 · Montana
A cliff shelf road through Glacier National Park under hanging valleys.
49.7 mi · Rating 9.5 / 10 · 2 hr 30 min
Logan Pass open roughly late June to mid October, vehicle size limits
Planning
Whitefish or Red Lodge
Late June to mid September
Allow roughly 2 days to drive all of these without rushing, plus transit time to reach the state.