Miles between Fullerton, CA and St George, UT

There are
378 mi
from Fullerton, CA to St George, UT

That's the driving distance. It would take 6 hours 55 mins to go from Fullerton, California to St George, Utah.

The flight distance (direct flight from Fullerton, CA to St George, UT) is 330.78 mi.

378 mi = 608.20 kms