There are
1,638 mi
from Simi Valley, CA to Overland Park, KS
That's the driving distance. It would take 1 day 4 hours to go from Simi Valley, California to Overland Park, Kansas.
The flight distance (direct flight from Simi Valley, CA to Overland Park, KS) is 1,371.59 mi.
1,638 mi = 1.61 kms