There are
1,565 mi
from Downey, CA to Carthage, MO
That's the driving distance. It would take 1 day 3 hours to go from Downey, California to Carthage, Missouri.
The flight distance (direct flight from Downey, CA to Carthage, MO) is 1,353.90 mi.
1,565 mi = 1.61 kms