There are
2,289 mi
from Fostoria, OH to Simi Valley, CA
That's the driving distance. It would take 1 day 16 hours to go from Fostoria, Ohio to Simi Valley, California.
The flight distance (direct flight from Fostoria, OH to Simi Valley, CA) is 1,976.09 mi.
2,289 mi = 3,684.33 kms