There are
1,216 mi
from Amarillo, TX to Grover Beach, CA
That's the driving distance. It would take 21 hours 47 mins to go from Amarillo, Texas to Grover Beach, California.
The flight distance (direct flight from Amarillo, TX to Grover Beach, CA) is 1,059.67 mi.
1,216 mi = 1.61 kms