There are
724 mi
from Provo, UT to Vacaville, CA
That's the driving distance. It would take 12 hours 23 mins to go from Provo, Utah to Vacaville, California.
The flight distance (direct flight from Provo, UT to Vacaville, CA) is 566.96 mi.
724 mi = 1,165.90 kms