A flexible display device includes a first base having an active area and a dead area surrounding the active area, the first base including a pad portion provided in the dead area on one side of the active area; an array in the active area of the first base; an encapsulation layer configured to cover the array; a second base opposite to the first base; a touch electrode array on the second base to be opposite to the active area of the first base; a plurality of path holes in the dead area on at least one of the other sides of the active area on which the pad portion is not located; an inorganic dummy pattern spaced apart from the encapsulation layer among the path holes in a plane; and an adhesive layer between the encapsulation layer and the touch electrode array to fill the path holes.