There are
1,744 mi
from Amarillo, TX to Rockville Centre, NY
That's the driving distance. It would take 1 day 8 hours to go from Amarillo, Texas to Rockville Centre, New York.
The flight distance (direct flight from Amarillo, TX to Rockville Centre, NY) is 1,573.98 mi.
1,744 mi = 1.61 kms