There are 73.42 miles from Port Austin to Alpena in northwest direction and 206 miles (331.52 kilometers) by car, following the M 32 route.
Port Austin and Alpena are 4 hours 27 mins far apart, if you drive non-stop .
This is the fastest route from Port Austin, MI to Alpena, MI. The halfway point is Sterling, MI.
Port Austin, MI and Alpena, MI are in the same time zone (EDT). Current time in both locations is 2:08 am.
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