There are
1,787 mi
from Concord, CA to Gladstone, MO
That's the driving distance. It would take 1 day 6 hours to go from Concord, California to Gladstone, Missouri.
The flight distance (direct flight from Concord, CA to Gladstone, MO) is 1,480.59 mi.
1,787 mi = 1.61 kms