There are
818 mi
from Des Plaines, IL to Schenectady, NY
That's the driving distance. It would take 15 hours 45 mins to go from Des Plaines, Illinois to Schenectady, New York.
The flight distance (direct flight from Des Plaines, IL to Schenectady, NY) is 712.40 mi.
818 mi = 1,316.20 kms