There are
754 mi
from Decatur, IL to Canandaigua, NY
That's the driving distance. It would take 14 hours 23 mins to go from Decatur, Illinois to Canandaigua, New York.
The flight distance (direct flight from Decatur, IL to Canandaigua, NY) is 640.24 mi.
754 mi = 1,212.91 kms