There are
1,850 mi
from Simi Valley, CA to Jennings, MO
That's the driving distance. It would take 1 day 8 hours to go from Simi Valley, California to Jennings, Missouri.
The flight distance (direct flight from Simi Valley, CA to Jennings, MO) is 1,606.94 mi.
1,850 mi = 1.61 kms