Miles between Portland, ME and Greenbelt, MD

There are
527 mi
from Portland, ME to Greenbelt, MD

That's the driving distance. It would take 10 hours 47 mins to go from Portland, Maine to Greenbelt, Maryland.

The flight distance (direct flight from Portland, ME to Greenbelt, MD) is 470.34 mi.

527 mi = 847.33 kms