There are
2,403 mi
from Rialto, CA to Uniontown, PA
That's the driving distance. It would take 1 day 18 hours to go from Rialto, California to Uniontown, Pennsylvania.
The flight distance (direct flight from Rialto, CA to Uniontown, PA) is 2,099.85 mi.
2,403 mi = 3.22 kms