There are
1,617 mi
from Joliet, IL to Kalispell, MT
That's the driving distance. It would take 1 day 5 hours to go from Joliet, Illinois to Kalispell, Montana.
The flight distance (direct flight from Joliet, IL to Kalispell, MT) is 1,356.99 mi.
1,617 mi = 1.61 kms