Miles between Ontario, CA and Alpena, MI

There are
2,391 mi
from Ontario, CA to Alpena, MI

That's the driving distance. It would take 1 day 18 hours to go from Ontario, California to Alpena, Michigan.

The flight distance (direct flight from Ontario, CA to Alpena, MI) is 1,956.45 mi.

2,391 mi = 3.22 kms