There are
852 mi
from Hesperia, CA to Rexburg, ID
That's the driving distance. It would take 14 hours 36 mins to go from Hesperia, California to Rexburg, Idaho.
The flight distance (direct flight from Hesperia, CA to Rexburg, ID) is 712.97 mi.
852 mi = 1,371.42 kms