There are
817 mi
from Champaign, IL to Sayreville, NJ
That's the driving distance. It would take 15 hours 38 mins to go from Champaign, Illinois to Sayreville, New Jersey.
The flight distance (direct flight from Champaign, IL to Sayreville, NJ) is 731.31 mi.
817 mi = 1,315.46 kms