There are
1,187 mi
from Rialto, CA to Altus, OK
That's the driving distance. It would take 20 hours 51 mins to go from Rialto, California to Altus, Oklahoma.
The flight distance (direct flight from Rialto, CA to Altus, OK) is 1,027.86 mi.
1,187 mi = 1.61 kms