There are
1,568 mi
from Richardson, TX to Arroyo Grande, CA
That's the driving distance. It would take 1 day 3 hours to go from Richardson, Texas to Arroyo Grande, California.
The flight distance (direct flight from Richardson, TX to Arroyo Grande, CA) is 1,371.16 mi.
1,568 mi = 2,523.54 kms