There are
1,879 mi
from Rialto, CA to Petal, MS
That's the driving distance. It would take 1 day 8 hours to go from Rialto, California to Petal, Mississippi.
The flight distance (direct flight from Rialto, CA to Petal, MS) is 1,639.80 mi.
1,879 mi = 1.61 kms