Miles between Gaithersburg, MD and Marietta, OH

There are
300 mi
from Gaithersburg, MD to Marietta, OH

That's the driving distance. It would take 5 hours 40 mins to go from Gaithersburg, Maryland to Marietta, Ohio.

The flight distance (direct flight from Gaithersburg, MD to Marietta, OH) is 228.24 mi.

300 mi = 482.87 kms