There are
870 mi
from Champaign, IL to Tarrytown, NY
That's the driving distance. It would take 16 hours 31 mins to go from Champaign, Illinois to Tarrytown, New York.
The flight distance (direct flight from Champaign, IL to Tarrytown, NY) is 756.71 mi.
870 mi = 1,399.63 kms