Miles between Happy Valley, OR and Gaithersburg, MD

There are
2,781 mi
from Happy Valley, OR to Gaithersburg, MD

That's the driving distance. It would take 2 days to go from Happy Valley, Oregon to Gaithersburg, Maryland.

The flight distance (direct flight from Happy Valley, OR to Gaithersburg, MD) is 2,325.45 mi.

2,781 mi = 4,476.27 kms