There are
824 mi
from Gaithersburg, MD to Corinth, MS
That's the driving distance. It would take 15 hours 33 mins to go from Gaithersburg, Maryland to Corinth, Mississippi.
The flight distance (direct flight from Gaithersburg, MD to Corinth, MS) is 688.10 mi.
824 mi = 1,326.74 kms