Miles between Rialto, CA and Ammon, ID

There are
858 mi
from Rialto, CA to Ammon, ID

That's the driving distance. It would take 14 hours 40 mins to go from Rialto, California to Ammon, Idaho.

The flight distance (direct flight from Rialto, CA to Ammon, ID) is 708.96 mi.

858 mi = 1,380.11 kms