There are
2,718 mi
from Elk Grove, CA to Gaithersburg, MD
That's the driving distance. It would take 1 day 23 hours to go from Elk Grove, California to Gaithersburg, Maryland.
The flight distance (direct flight from Elk Grove, CA to Gaithersburg, MD) is 2,355.86 mi.
2,718 mi = 3.22 kms