There are
724 mi
from Layton, UT to Hawthorne, CA
That's the driving distance. It would take 12 hours 39 mins to go from Layton, Utah to Hawthorne, California.
The flight distance (direct flight from Layton, UT to Hawthorne, CA) is 604.62 mi.
724 mi = 1,165.08 kms