There are
675 mi
from Taylorsville, UT to Pasadena, CA
That's the driving distance. It would take 11 hours 45 mins to go from Taylorsville, Utah to Pasadena, California.
The flight distance (direct flight from Taylorsville, UT to Pasadena, CA) is 564.41 mi.
675 mi = 1,086.18 kms