There are
1,041 mi
from Amarillo, TX to Sycamore, IL
That's the driving distance. It would take 18 hours 32 mins to go from Amarillo, Texas to Sycamore, Illinois.
The flight distance (direct flight from Amarillo, TX to Sycamore, IL) is 848.36 mi.
1,041 mi = 1.61 kms