A plastic display panel and a flat panel displaying having the plastic display panel are discussed. The plastic display panel according to an embodiment a display area configured to display an image and including a plurality of panel electrodes, and a non-display area in which a plurality of link lines connected to the panel electrodes and a driving element are provided. The display area and the non-display area are provided in a plastic base substrate. A plurality of link pads, electrically connected to the respective link lines, are provided in a bonding part adhered to the driving element in the non-display area, and at least one via hole is provided in the bonding part for exposing a portion of the plastic base substrate.