Miles between Billings, MT and Portsmouth, NH

There are
2,268 mi
from Billings, MT to Portsmouth, NH

That's the driving distance. It would take 1 day 17 hours to go from Billings, Montana to Portsmouth, New Hampshire.

The flight distance (direct flight from Billings, MT to Portsmouth, NH) is 1,854.08 mi.

2,268 mi = 3.22 kms