There are
1,412 mi
from Amarillo, TX to New Port Richey, FL
That's the driving distance. It would take 1 day 2 hours to go from Amarillo, Texas to New Port Richey, Florida.
The flight distance (direct flight from Amarillo, TX to New Port Richey, FL) is 1,219.49 mi.
1,412 mi = 1.61 kms