Miles between Billings, MT and Happy Valley, OR

There are
891 mi
from Billings, MT to Happy Valley, OR

That's the driving distance. It would take 15 hours 47 mins to go from Billings, Montana to Happy Valley, Oregon.

The flight distance (direct flight from Billings, MT to Happy Valley, OR) is 677.54 mi.

891 mi = 1,434.69 kms