Miles between Gaithersburg, MD and Montclair, CA

There are
2,585 mi
from Gaithersburg, MD to Montclair, CA

That's the driving distance. It would take 1 day 22 hours to go from Gaithersburg, Maryland to Montclair, California.

The flight distance (direct flight from Gaithersburg, MD to Montclair, CA) is 2,253.82 mi.

2,585 mi = 4,159.40 kms