How do I book my multi-destination ticket on the flycorsair.com website?

You buy a multi-destination ticket when you leave from a city different from the one you arrived in or if you leave for a city different from the one you left from;

Example :   
I leave Paris for Pointe-à-Pitre and then I return from Fort-de-France to Paris;
or 
I leave Paris for Pointe-à-Pitre and return from Pointe-à-Pitre to Lyon.

To buy this type of ticket on the Corsair website, perform the following steps:  

• Click on "multi-destinations" . This button is located near to round trip and one way trip buttons
• Fill in your exact flight plan by half route (first route, then second route) and then let yourself be guided. Then follow your booking as usual.