There are
2,733 mi
from Arroyo Grande, CA to Frederick, MD
That's the driving distance. It would take 2 days 1 hour to go from Arroyo Grande, California to Frederick, Maryland.
The flight distance (direct flight from Arroyo Grande, CA to Frederick, MD) is 2,370.15 mi.
2,733 mi = 4,398.89 kms