There are
831 mi
from Roswell, GA to Sayreville, NJ
That's the driving distance. It would take 16 hours 18 mins to go from Roswell, Georgia to Sayreville, New Jersey.
The flight distance (direct flight from Roswell, GA to Sayreville, NJ) is 706.54 mi.
831 mi = 1,337.06 kms