Festivities of Ontiñena Activity · Ontiñena, Bajo Cinca, Huesca Image of Ontiñena, not of the place itself. Festivities of Ontiñena on 5 February, for Santa Águeda, and on 8 September, for the Santa Reliquia; on 9 May a pilgrimage is held to the sanctuary of San Gregorio. Photo: Ecelan (CC BY-SA 4.0) What to see and do in Ontiñena