There are
1,242 mi
from Gaithersburg, MD to Jennings, LA
That's the driving distance. It would take 22 hours 48 mins to go from Gaithersburg, Maryland to Jennings, Louisiana.
The flight distance (direct flight from Gaithersburg, MD to Jennings, LA) is 1,070.39 mi.
1,242 mi = 1,998.17 kms