There are
732 mi
from Layton, UT to Clearlake, CA
That's the driving distance. It would take 13 hours 5 mins to go from Layton, Utah to Clearlake, California.
The flight distance (direct flight from Layton, UT to Clearlake, CA) is 581.86 mi.
732 mi = 1,178.44 kms