There are
2,668 mi
from Rialto, CA to Lansdowne, PA
That's the driving distance. It would take 1 day 23 hours to go from Rialto, California to Lansdowne, Pennsylvania.
The flight distance (direct flight from Rialto, CA to Lansdowne, PA) is 2,335.03 mi.
2,668 mi = 3.22 kms