There are
1,756 mi
from Killeen, TX to Patchogue, NY
That's the driving distance. It would take 1 day 8 hours to go from Killeen, Texas to Patchogue, New York.
The flight distance (direct flight from Killeen, TX to Patchogue, NY) is 1,527.58 mi.
1,756 mi = 1.61 kms