Miles between Gary, IN and Gaithersburg, MD

There are
647 mi
from Gary, IN to Gaithersburg, MD

That's the driving distance. It would take 11 hours 56 mins to go from Gary, Indiana to Gaithersburg, Maryland.

The flight distance (direct flight from Gary, IN to Gaithersburg, MD) is 559.84 mi.

647 mi = 1,040.76 kms