Miles between San Francisco, CA and Gaithersburg, MD

There are
2,792 mi
from San Francisco, CA to Gaithersburg, MD

That's the driving distance. It would take 2 days to go from San Francisco, California to Gaithersburg, Maryland.

The flight distance (direct flight from San Francisco, CA to Gaithersburg, MD) is 2,422.67 mi.

2,792 mi = 3.22 kms