There are
997 mi
from Amarillo, TX to Chubbuck, ID
That's the driving distance. It would take 18 hours 9 mins to go from Amarillo, Texas to Chubbuck, Idaho.
The flight distance (direct flight from Amarillo, TX to Chubbuck, ID) is 778.82 mi.
997 mi = 1,604.01 kms