Miles between Casper, WY and Mountain Home, ID

There are
666 mi
from Casper, WY to Mountain Home, ID

That's the driving distance. It would take 11 hours 15 mins to go from Casper, Wyoming to Mountain Home, Idaho.

The flight distance (direct flight from Casper, WY to Mountain Home, ID) is 474 mi.

666 mi = 1,072.56 kms