There are
643 mi
from Provo, UT to Irvine, CA
That's the driving distance. It would take 11 hours 16 mins to go from Provo, Utah to Irvine, California.
The flight distance (direct flight from Provo, UT to Irvine, CA) is 564.97 mi.
643 mi = 1,034.85 kms