Miles between Ontario, CA and Niles, OH

There are
2,359 mi
from Ontario, CA to Niles, OH

That's the driving distance. It would take 1 day 17 hours to go from Ontario, California to Niles, Ohio.

The flight distance (direct flight from Ontario, CA to Niles, OH) is 2,061.16 mi.

2,359 mi = 3.22 kms