There are
813 mi
from Schenectady, NY to Westchester, IL
That's the driving distance. It would take 15 hours 38 mins to go from Schenectady, New York to Westchester, Illinois.
The flight distance (direct flight from Schenectady, NY to Westchester, IL) is 714.36 mi.
813 mi = 1,308.39 kms