There are
1,256 mi
from Denison, TX to Dunkirk, NY
That's the driving distance. It would take 23 hours 34 mins to go from Denison, Texas to Dunkirk, New York.
The flight distance (direct flight from Denison, TX to Dunkirk, NY) is 1,109.25 mi.
1,256 mi = 2,022.01 kms