To find the return flight distance between Florence to Barcelona via Portofino, Cinque Terre and La Spezia, Nice, Monaco, start with entering the locations in the control and click on Return Flight Distance. You can also add multiple destinations in between while returning from a location. If you are not aware of the routes, you can check the
Florence to Portofino Route via Portofino, Cinque Terre and La Spezia, Nice, Monaco.