Miles between Plymouth, MN and Alpena, MI

There are
621 mi
from Plymouth, MN to Alpena, MI

That's the driving distance. It would take 12 hours 36 mins to go from Plymouth, Minnesota to Alpena, Michigan.

The flight distance (direct flight from Plymouth, MN to Alpena, MI) is 489.06 mi.

621 mi = 999.51 kms