There are
2,693 mi
from Arcadia, CA to Lansdowne, PA
That's the driving distance. It would take 2 days to go from Arcadia, California to Lansdowne, Pennsylvania.
The flight distance (direct flight from Arcadia, CA to Lansdowne, PA) is 2,369.30 mi.
2,693 mi = 4,334.13 kms