There are
1,798 mi
from Concord, CA to Overland Park, KS
That's the driving distance. It would take 1 day 6 hours to go from Concord, California to Overland Park, Kansas.
The flight distance (direct flight from Concord, CA to Overland Park, KS) is 1,475.92 mi.
1,798 mi = 1.61 kms