Alcarràs Main Festival Activity · Alcarràs, Segrià, Lleida Image of Alcarràs, not of the place itself. Alcarràs celebrates two festas majors: the winter one, in honor of Sant Sebastià, on January 20, with the distribution of blessed coca after mass; and the summer one, at the end of August (August 26-30 in 2026). 23-27 d'agost Photo: Carmenberenguer (CC BY-SA 4.0) What to see and do in Alcarràs