There are
1,740 mi
from Killeen, TX to Lindenhurst, NY
That's the driving distance. It would take 1 day 7 hours to go from Killeen, Texas to Lindenhurst, New York.
The flight distance (direct flight from Killeen, TX to Lindenhurst, NY) is 1,508.05 mi.
1,740 mi = 1.61 kms