There are
2,141 mi
from Vacaville, CA to Kennett, MO
That's the driving distance. It would take 1 day 13 hours to go from Vacaville, California to Kennett, Missouri.
The flight distance (direct flight from Vacaville, CA to Kennett, MO) is 1,752.51 mi.
2,141 mi = 3.22 kms