There are
1,567 mi
from Rialto, CA to Texarkana, AR
That's the driving distance. It would take 1 day 2 hours to go from Rialto, California to Texarkana, Arkansas.
The flight distance (direct flight from Rialto, CA to Texarkana, AR) is 1,337.92 mi.
1,567 mi = 1.61 kms