There are
1,218 mi
from Johnson City, TN to Amarillo, TX
That's the driving distance. It would take 21 hours 26 mins to go from Johnson City, Tennessee to Amarillo, Texas.
The flight distance (direct flight from Johnson City, TN to Amarillo, TX) is 1,092.70 mi.
1,218 mi = 1,960.16 kms