There are
387 mi
from Stamford, CT to North Tonawanda, NY
That's the driving distance. It would take 8 hours 10 mins to go from Stamford, Connecticut to North Tonawanda, New York.
The flight distance (direct flight from Stamford, CT to North Tonawanda, NY) is 305.66 mi.
387 mi = 623.39 kms