Butte to Great Falls: where to stop

A stop about every 45 minutes

The best bet in each stretch: a likely-clean restroom first, then a travel center or gas. Estimates come from who runs the store until drivers review it.

• 190 South Helena Mixedest. Maverik Helena · 63 mi from Butte 1 hr in
• Rest Dearborn Rest Area Mixedest. Dearborn Rest Area 112 mi from Butte 1 hr 45 min in

Long stretches without a likely-clean stop

• 151 miles, about 2 hr 15 min: from Butte to Great Falls. Stop before it if you can.

Other drives on I-15

• Butte to Idaho Falls
• Idaho Falls to Great Falls