A flexible display apparatus, including a flexible substrate including a bending area and a non-bending area; a display unit on the flexible substrate; and an encapsulation unit covering the display unit, the encapsulation unit including a first inorganic film, a second inorganic film, and an organic film between the first inorganic film and the second inorganic film, the organic film having a first thickness in the bending area and a second thickness greater than the first thickness in the non-bending area.