A display apparatus includes a base substrate, a plurality of data lines disposed in a display area on the base substrate, wherein at least a portion of the data lines extend to a first peripheral area adjacent to the display area, a plurality of detour lines disposed in the display area, wherein at least a portion of the detour lines extend to the first peripheral area, and a data driver electrically connected to the data lines and the detour lines, wherein at least one of the data lines electrically contacts at least one of the detour lines in the first peripheral area.