Miles between Rancho Cucamonga, CA and Roy, UT

There are
678 mi
from Rancho Cucamonga, CA to Roy, UT

That's the driving distance. It would take 11 hours 43 mins to go from Rancho Cucamonga, California to Roy, Utah.

The flight distance (direct flight from Rancho Cucamonga, CA to Roy, UT) is 574.51 mi.

678 mi = 1,090.60 kms