There are
741 mi
from Taylorsville, UT to San Leandro, CA
That's the driving distance. It would take 12 hours 49 mins to go from Taylorsville, Utah to San Leandro, California.
The flight distance (direct flight from Taylorsville, UT to San Leandro, CA) is 583.20 mi.
741 mi = 1,191.72 kms