Miles between Ontario, CA and Parma, OH

There are
2,305 mi
from Ontario, CA to Parma, OH

That's the driving distance. It would take 1 day 16 hours to go from Ontario, California to Parma, Ohio.

The flight distance (direct flight from Ontario, CA to Parma, OH) is 2,012.09 mi.

2,305 mi = 3.22 kms