Miles between St George, UT and Rialto, CA

There are
342 mi
from St George, UT to Rialto, CA

That's the driving distance. It would take 6 hours 13 mins to go from St George, Utah to Rialto, California.

The flight distance (direct flight from St George, UT to Rialto, CA) is 296.65 mi.

342 mi = 551.13 kms