There are
2,781 mi
from Gaithersburg, MD to Ceres, CA
That's the driving distance. It would take 2 days to go from Gaithersburg, Maryland to Ceres, California.
The flight distance (direct flight from Gaithersburg, MD to Ceres, CA) is 2,349.62 mi.
2,781 mi = 4,475.03 kms