There are
1,852 mi
from Rialto, CA to Tupelo, MS
That's the driving distance. It would take 1 day 7 hours to go from Rialto, California to Tupelo, Mississippi.
The flight distance (direct flight from Rialto, CA to Tupelo, MS) is 1,633.07 mi.
1,852 mi = 2,981.00 kms