Miles between Decatur, IL and Idaho Falls, ID

There are
1,423 mi
from Decatur, IL to Idaho Falls, ID

That's the driving distance. It would take 1 day 1 hour to go from Decatur, Illinois to Idaho Falls, Idaho.

The flight distance (direct flight from Decatur, IL to Idaho Falls, ID) is 1,213.48 mi.

1,423 mi = 1.61 kms