There are
1,817 mi
from Rialto, CA to Greenwood, MS
That's the driving distance. It would take 1 day 7 hours to go from Rialto, California to Greenwood, Mississippi.
The flight distance (direct flight from Rialto, CA to Greenwood, MS) is 1,556.86 mi.
1,817 mi = 1.61 kms