Miles between Billings, MT and Caldwell, ID

There are
644 mi
from Billings, MT to Caldwell, ID

That's the driving distance. It would take 11 hours 21 mins to go from Billings, Montana to Caldwell, Idaho.

The flight distance (direct flight from Billings, MT to Caldwell, ID) is 427.49 mi.

644 mi = 1,036.21 kms