There are
1,403 mi
from Layton, UT to Rantoul, IL
That's the driving distance. It would take 1 day to go from Layton, Utah to Rantoul, Illinois.
The flight distance (direct flight from Layton, UT to Rantoul, IL) is 1,244.98 mi.
1,403 mi = 2,258.21 kms