Miles between Rialto, CA and Portland, ME

There are
3,049 mi
from Rialto, CA to Portland, ME

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

The flight distance (direct flight from Rialto, CA to Portland, ME) is 2,581.80 mi.

3,049 mi = 4.83 kms