A pack for smoking articles comprising: a group of smoking articles; an inner wrap, which wraps the group of smoking articles; a rigid outer container, which is cup-shaped, houses the inner wrap, has larger width than a width of the inner wrap and has: an open upper end, a lower wall opposite the open upper end, a front wall and a rear wall opposite one another, and two side walls opposite one another; and a filling element, which is inserted in the outer container to make up for a width difference between the outer container and the inner wrap and has a front wall, which is arranged in contact with the inner wrap, an upper wall, which is perpendicular to the front wall, and two side walls, which are opposite one another, are perpendicular to the front wall and to the upper wall and rest against the side walls of the outer container; wherein the filling element comprises two support members, each arranged in contact with the rear wall of the outer container; the pack being characterized in that: each support member consists of a first panel and of a second panel, which are hinged to one another along a central folding line defining a corner of the support member; each first panel is hinged, at one end, to the corresponding second panel along the central folding line and is hinged, at the opposite end, to the front wall; and each second panel is hinged, at one end, to the corresponding first panel along the central folding line and is hinged, at the opposite end, to a corresponding side wall. a group of smoking articles; an inner wrap, which wraps the group of smoking articles; a rigid outer container, which is cup-shaped, houses the inner wrap, has larger width than a width of the inner wrap and has: an open upper end, a lower wall opposite the open upper end, a front wall and a rear wall opposite one another, and two side walls opposite one another; and a filling element, which is inserted in the outer container to make up for a width difference between the outer container and the inner wrap and has a front wall, which is arranged in contact with the inner wrap, an upper wall, which is perpendicular to the front wall, and two side walls, which are opposite one another, are perpendicular to the front wall and to the upper wall and rest against the side walls of the outer container; wherein the filling element comprises two support members, each arranged in contact with the rear wall of the outer container; the pack being characterized in that: each support member consists of a first panel and of a second panel, which are hinged to one another along a central folding line defining a corner of the support member; each first panel is hinged, at one end, to the corresponding second panel along the central folding line and is hinged, at the opposite end, to the front wall; and each second panel is hinged, at one end, to the corresponding first panel along the central folding line and is hinged, at the opposite end, to a corresponding side wall. each support member consists of a first panel and of a second panel, which are hinged to one another along a central folding line defining a corner of the support member; each first panel is hinged, at one end, to the corresponding second panel along the central folding line and is hinged, at the opposite end, to the front wall; and each second panel is hinged, at one end, to the corresponding first panel along the central folding line and is hinged, at the opposite end, to a corresponding side wall.