A method for fabricating a display device can include providing a base film on an auxiliary substrate, in which the base film includes a display area, and a first pad area; providing a plurality of thin film transistors on the display area of the base film; providing first pads on the first pad area of the base film; providing a plurality of organic light emitting diodes connected with the plurality of thin film transistors; providing an encapsulation layer for covering the plurality of organic light emitting diodes; attaching a plurality of source flexible films onto the first pads, respectively; separating the base film from the auxiliary substrate; and cutting a part of the base film between each of the plurality of source flexible films.