Miles between Modesto, CA and Portsmouth, NH

There are
3,146 mi
from Modesto, CA to Portsmouth, NH

That's the driving distance. It would take 2 days 7 hours to go from Modesto, California to Portsmouth, New Hampshire.

The flight distance (direct flight from Modesto, CA to Portsmouth, NH) is 2,631.66 mi.

3,146 mi = 4.83 kms