There are
2,828 mi
from Gaithersburg, MD to Saratoga, CA
That's the driving distance. It would take 2 days 1 hour to go from Gaithersburg, Maryland to Saratoga, California.
The flight distance (direct flight from Gaithersburg, MD to Saratoga, CA) is 2,412.18 mi.
2,828 mi = 4,551.86 kms