A packing method for producing a package of tobacco articles having: an inner container, which houses a group of tobacco articles, and has an open top end and a hinged lid to close the open top end; an outer container housing the inner container so as to allow the inner container to slide with respect to the outer container between a closed configuration and an open configuration; and a sealing flap, which is hinged to a top edge of a front wall of the outer container, and is movable between a work position, in which the sealing flap is perpendicular to the front wall of the outer container and located beneath a top wall of the lid of the inner container, and a rest position, in which the sealing flap is substantially parallel to the front wall of the outer container.