Miles between Green Bay, WI and Ionia, MI

There are
278 mi
from Green Bay, WI to Ionia, MI

That's the driving distance. It would take 6 hours 27 mins to go from Green Bay, Wisconsin to Ionia, Michigan.

The flight distance (direct flight from Green Bay, WI to Ionia, MI) is 181.25 mi.

278 mi = 447.65 kms