There are
2,154 mi
from Marietta, GA to Walnut, CA
That's the driving distance. It would take 1 day 13 hours to go from Marietta, Georgia to Walnut, California.
The flight distance (direct flight from Marietta, GA to Walnut, CA) is 1,900.04 mi.
2,154 mi = 3,467.08 kms