There are
639 mi
from Whittier, CA to Provo, UT
That's the driving distance. It would take 11 hours 9 mins to go from Whittier, California to Provo, Utah.
The flight distance (direct flight from Whittier, CA to Provo, UT) is 556.54 mi.
639 mi = 1,028.69 kms