There are
396 mi
from Norwalk, CT to North Tonawanda, NY
That's the driving distance. It would take 8 hours 22 mins to go from Norwalk, Connecticut to North Tonawanda, New York.
The flight distance (direct flight from Norwalk, CT to North Tonawanda, NY) is 309.62 mi.
396 mi = 637.65 kms