Miles between Riverside, CA and Portland, ME

There are
3,062 mi
from Riverside, CA to Portland, ME

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

The flight distance (direct flight from Riverside, CA to Portland, ME) is 2,588.26 mi.

3,062 mi = 4.83 kms