Miles between Gaithersburg, MD and Brookfield, IL

There are
684 mi
from Gaithersburg, MD to Brookfield, IL

That's the driving distance. It would take 12 hours 46 mins to go from Gaithersburg, Maryland to Brookfield, Illinois.

The flight distance (direct flight from Gaithersburg, MD to Brookfield, IL) is 589.06 mi.

684 mi = 1,101.06 kms