Miles between Ontario, CA and Ionia, MI

There are
2,175 mi
from Ontario, CA to Ionia, MI

That's the driving distance. It would take 1 day 14 hours to go from Ontario, California to Ionia, Michigan.

The flight distance (direct flight from Ontario, CA to Ionia, MI) is 1,852.13 mi.

2,175 mi = 3.22 kms