There are 441.84 miles from New Boston to Affton in southwest direction and 545 miles (877.09 kilometers) by car, following the I-70 route.
New Boston and Affton are 8 hours 18 mins far apart, if you drive non-stop .
This is the fastest route from New Boston, MI to Affton, MO. The halfway point is Lawrence, IN.
Please note the time difference between New Boston, MI and Affton, MO is 1 hour. The current time in New Boston is 10:09 pm and the current time in Affton is 9:09 pm.
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