There are
1,946 mi
from Amarillo, TX to Nashua, NH
That's the driving distance. It would take 1 day 11 hours to go from Amarillo, Texas to Nashua, New Hampshire.
The flight distance (direct flight from Amarillo, TX to Nashua, NH) is 1,701.14 mi.
1,946 mi = 1.61 kms