There are
760 mi
from San Leandro, CA to Layton, UT
That's the driving distance. It would take 13 hours 6 mins to go from San Leandro, California to Layton, Utah.
The flight distance (direct flight from San Leandro, CA to Layton, UT) is 590.17 mi.
760 mi = 1,223.44 kms