San Félix is the ridge above Bello where Medellín's paragliding happens — a shelf of pasture at the top of the valley with the whole city laid out to the south and thermals that come up reliably by mid-morning. Zona de Vuelo works from km 5.6 of the San Pedro de los Milagros road.
Tandem flights of fifteen, twenty and thirty minutes, the longest with acrobatics over the La García reservoir, plus a proper pilot school if you decide on the way down that you want to do this yourself. They also run quad bikes and a paintball field on the same land.
Open 09:00 to 17:00. The one number they publish is labelled as both the telephone and the WhatsApp, which removes the usual ambiguity.