There are
1,344 mi
from Rockford, IL to Clearfield, UT
That's the driving distance. It would take 23 hours 10 mins to go from Rockford, Illinois to Clearfield, Utah.
The flight distance (direct flight from Rockford, IL to Clearfield, UT) is 1,182.31 mi.
1,344 mi = 1.61 kms