To find the return flight distance between Paris to Nice via Chamonix, Lyon, Avignon, Aix-en-Provence, 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
Paris to Chamonix Route via Chamonix, Lyon, Avignon, Aix-en-Provence.