Miles between Gaithersburg, MD and Dover, NJ

There are
239 mi
from Gaithersburg, MD to Dover, NJ

That's the driving distance. It would take 5 hours to go from Gaithersburg, Maryland to Dover, New Jersey.

The flight distance (direct flight from Gaithersburg, MD to Dover, NJ) is 184.29 mi.

239 mi = 384.70 kms