There are
1,572 mi
from Topeka, KS to Simi Valley, CA
That's the driving distance. It would take 1 day 3 hours to go from Topeka, Kansas to Simi Valley, California.
The flight distance (direct flight from Topeka, KS to Simi Valley, CA) is 1,317.91 mi.
1,572 mi = 1.61 kms