There are
1,723 mi
from Boone, IA to Simi Valley, CA
That's the driving distance. It would take 1 day 6 hours to go from Boone, Iowa to Simi Valley, California.
The flight distance (direct flight from Boone, IA to Simi Valley, CA) is 1,449.27 mi.
1,723 mi = 2,773.49 kms