There are
679 mi
from Tustin, CA to Taylorsville, UT
That's the driving distance. It would take 11 hours 53 mins to go from Tustin, California to Taylorsville, Utah.
The flight distance (direct flight from Tustin, CA to Taylorsville, UT) is 577.32 mi.
679 mi = 1,093.47 kms