There are
2,198 mi
from Simi Valley, CA to Marietta, GA
That's the driving distance. It would take 1 day 14 hours to go from Simi Valley, California to Marietta, Georgia.
The flight distance (direct flight from Simi Valley, CA to Marietta, GA) is 1,948.97 mi.
2,198 mi = 3.22 kms