There are
2,782 mi
from Downey, CA to Roselle Park, NJ
That's the driving distance. It would take 2 days 1 hour to go from Downey, California to Roselle Park, New Jersey.
The flight distance (direct flight from Downey, CA to Roselle Park, NJ) is 2,429.63 mi.
2,782 mi = 3.22 kms