Miles between Ontario, CA and Mt Holly, NC

There are
2,378 mi
from Ontario, CA to Mt Holly, NC

That's the driving distance. It would take 1 day 18 hours to go from Ontario, California to Mt Holly, North Carolina.

The flight distance (direct flight from Ontario, CA to Mt Holly, NC) is 2,071.40 mi.

2,378 mi = 3.22 kms