Miles between Gaithersburg, MD and San Bruno, CA

There are
2,800 mi
from Gaithersburg, MD to San Bruno, CA

That's the driving distance. It would take 2 days 1 hour to go from Gaithersburg, Maryland to San Bruno, California.

The flight distance (direct flight from Gaithersburg, MD to San Bruno, CA) is 2,425.12 mi.

2,800 mi = 4,506.54 kms