There are
1,809 mi
from Antioch, CA to Grain Valley, MO
That's the driving distance. It would take 1 day 7 hours to go from Antioch, California to Grain Valley, Missouri.
The flight distance (direct flight from Antioch, CA to Grain Valley, MO) is 1,488.52 mi.
1,809 mi = 1.61 kms