To find the return flight distance between Arles to Santiago de Compostela via Montpellier, Pau, Saint-Jean-Pied-de-Port, 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
Arles to Montpellier Route via Montpellier, Pau, Saint-Jean-Pied-de-Port.