mapquest/googlemaps
It is 346 miles according to Google Maps.
360 miles
about 340 miles
It is 345 miles according to Google Maps.
345 miles taking I-90 WEST.
The driving distance from Billings Montana to Missoula Montana is 343 miles via I-90 West per MapQuest. The driving time per MapQuest is 4 hours and 41 minutes.
Some major cities of Montana are Billings Bozeman Butte Great Falls Helena Kalispell Missoula
Yes, it is very safe to drive from Redmond, OR to Mt. Rushmore. Stopping in Missoula and Billings will be just fine.
404 miles
1185 miles
313 miles
the cities are Missoula, Butte, Bozeman and Billings