There are
772 mi
from Layton, UT to San Mateo, CA
That's the driving distance. It would take 13 hours 24 mins to go from Layton, Utah to San Mateo, California.
The flight distance (direct flight from Layton, UT to San Mateo, CA) is 603.49 mi.
772 mi = 1,242.23 kms