There are
1,531 mi
from Arvada, CO to Tonawanda, NY
That's the driving distance. It would take 1 day 3 hours to go from Arvada, Colorado to Tonawanda, New York.
The flight distance (direct flight from Arvada, CO to Tonawanda, NY) is 1,371.56 mi.
1,531 mi = 1.61 kms