There are
2,768 mi
from Lancaster, PA to Paso Robles, CA
That's the driving distance. It would take 2 days 1 hour to go from Lancaster, Pennsylvania to Paso Robles, California.
The flight distance (direct flight from Lancaster, PA to Paso Robles, CA) is 2,416.18 mi.
2,768 mi = 4,454.51 kms