There are
678 mi
from Buena Park, CA to Cottonwood Heights, UT
That's the driving distance. It would take 11 hours 50 mins to go from Buena Park, California to Cottonwood Heights, Utah.
The flight distance (direct flight from Buena Park, CA to Cottonwood Heights, UT) is 576 mi.
678 mi = 1,091.44 kms