There are 600.07 miles from Mason to Harrison in northwest direction and 798 miles (1,284.26 kilometers) by car, following the I-29 route.
Mason and Harrison are 14 hours 54 mins far apart, if you drive non-stop .
This is the fastest route from Mason, IL to Harrison, SD.
Mason, IL and Harrison, SD are in the same time zone (CDT). Current time in both locations is 11:58 pm.
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