Miles between Decatur, IL and South Lyon, MI

There are
404 mi
from Decatur, IL to South Lyon, MI

That's the driving distance. It would take 7 hours 31 mins to go from Decatur, Illinois to South Lyon, Michigan.

The flight distance (direct flight from Decatur, IL to South Lyon, MI) is 329.90 mi.

404 mi = 649.79 kms