There are
2,770 mi
from Downey, CA to Atlantic City, NJ
That's the driving distance. It would take 2 days 1 hour to go from Downey, California to Atlantic City, New Jersey.
The flight distance (direct flight from Downey, CA to Atlantic City, NJ) is 2,427.90 mi.
2,770 mi = 4,458.56 kms