There are
1,848 mi
from Simi Valley, CA to Overland, MO
That's the driving distance. It would take 1 day 8 hours to go from Simi Valley, California to Overland, Missouri.
The flight distance (direct flight from Simi Valley, CA to Overland, MO) is 1,601.40 mi.
1,848 mi = 1.61 kms