Miles between Riverside, CA and Portsmouth, NH

There are
3,012 mi
from Riverside, CA to Portsmouth, NH

That's the driving distance. It would take 2 days 6 hours to go from Riverside, California to Portsmouth, New Hampshire.

The flight distance (direct flight from Riverside, CA to Portsmouth, NH) is 2,563.92 mi.

3,012 mi = 4.83 kms