Miles between Casper, WY and Butte, MT

There are
505 mi
from Casper, WY to Butte, MT

That's the driving distance. It would take 8 hours 21 mins to go from Casper, Wyoming to Butte, Montana.

The flight distance (direct flight from Casper, WY to Butte, MT) is 375.60 mi.

505 mi = 812.64 kms