There are
1,314 mi
from Rialto, CA to Stephenville, TX
That's the driving distance. It would take 22 hours 36 mins to go from Rialto, California to Stephenville, Texas.
The flight distance (direct flight from Rialto, CA to Stephenville, TX) is 1,114.61 mi.
1,314 mi = 1.61 kms