Miles between St Louis, MO and Ionia, MI

There are
479 mi
from St Louis, MO to Ionia, MI

That's the driving distance. It would take 9 hours to go from St Louis, Missouri to Ionia, Michigan.

The flight distance (direct flight from St Louis, MO to Ionia, MI) is 403.19 mi.

479 mi = 771.53 kms