In autumn often good flights are possible, as launch is above inversion.
More info/ pictures here: http://paragliding.earth/?site=6637 (Fanas)
Access
Take gondola from Fanas, then hike to top of mountain, ca 1.5hrs
Rules
Airspaces in Switzerland are a tough subject, get all the info you can get before flying: http://www.flyland.ch.
DABS (active danger areas etc): https://www.skybriefing.com/home
WEATHER
Föhn!!!
More info/ pictures here: http://paragliding.earth/?site=6637 (Fanas)