Apparently 50% of the HOP flights departing from LYS are canceled.
http://www.lyoncapitale.fr/Journal/Lyon/Actualite/Actualites/Social/Lyon-l-aeroport-Saint-Exupery-perturbe-par-la-greve-de-HOP
The LYS->CDG routes are with AF metal, so they aren't affected.
Thanks to the B787 being currently on trial on AF7641, they have a huge amount of seats available.