There are
1,742 mi
from Champaign, IL to Kalispell, MT
That's the driving distance. It would take 1 day 6 hours to go from Champaign, Illinois to Kalispell, Montana.
The flight distance (direct flight from Champaign, IL to Kalispell, MT) is 1,399.08 mi.
1,742 mi = 1.61 kms