There are
818 mi
from Schenectady, NY to Des Plaines, IL
That's the driving distance. It would take 15 hours 45 mins to go from Schenectady, New York to Des Plaines, Illinois.
The flight distance (direct flight from Schenectady, NY to Des Plaines, IL) is 712.40 mi.
818 mi = 1,316.21 kms