Mileage calculator › From Troy, MI › Miles from Troy, MI to Lemont, IL
There are 308 mifrom Troy, MI to Lemont, IL
That's the driving distance. It would take 5 hours 47 mins to go from Troy, Michigan to Lemont, Illinois.
The flight distance (direct flight from Troy, MI to Lemont, IL) is 256.74 mi.
308 mi = 496.18 kms