Miles between Great Falls, MT and Boone, IA

There are
1,120 mi
from Great Falls, MT to Boone, IA

That's the driving distance. It would take 20 hours to go from Great Falls, Montana to Boone, Iowa.

The flight distance (direct flight from Great Falls, MT to Boone, IA) is 930.75 mi.

1,120 mi = 1,801.91 kms