Miles between Casper, WY and Nampa, ID

There are
728 mi
from Casper, WY to Nampa, ID

That's the driving distance. It would take 12 hours 21 mins to go from Casper, Wyoming to Nampa, Idaho.

The flight distance (direct flight from Casper, WY to Nampa, ID) is 517.99 mi.

728 mi = 1,171.54 kms