There are
2,418 mi
from Simi Valley, CA to Girard, OH
That's the driving distance. It would take 1 day 18 hours to go from Simi Valley, California to Girard, Ohio.
The flight distance (direct flight from Simi Valley, CA to Girard, OH) is 2,117.29 mi.
2,418 mi = 3.22 kms