Miles between Rockford, IL and Gaithersburg, MD

There are
761 mi
from Rockford, IL to Gaithersburg, MD

That's the driving distance. It would take 14 hours 21 mins to go from Rockford, Illinois to Gaithersburg, Maryland.

The flight distance (direct flight from Rockford, IL to Gaithersburg, MD) is 658.63 mi.

761 mi = 1,224.39 kms