Miles between Denver, CO and Alpena, MI

There are
1,438 mi
from Denver, CO to Alpena, MI

That's the driving distance. It would take 21 hours 40 mins to go from Denver, Colorado to Alpena, Michigan.

The flight distance (direct flight from Denver, CO to Alpena, MI) is 1,155.42 mi.

1,438 mi = 1.61 kms