There are
959 mi
from Champaign, IL to Plattsburgh, NY
That's the driving distance. It would take 18 hours 36 mins to go from Champaign, Illinois to Plattsburgh, New York.
The flight distance (direct flight from Champaign, IL to Plattsburgh, NY) is 816.77 mi.
959 mi = 1,542.91 kms