An organic light-emitting display apparatus, comprising: a plurality of pixels, at least one of the pixels including: a substrate; a thin film transistor, TFT, on the substrate, wherein the TFT includes an active layer and a gate electrode insulated from the active layer, wherein the active layer includes a channel region to connect a source region and a drain region; one or more insulating layers (141, 142,160) on the TFT and the substrate and including a contact hole exposing a portion of the source or drain region; a first conductive layer on the one or more insulating layers and electrically connected to the source or drain region through the contact hole in the one or more insulating layers; a first organic insulating layer on the first conductive layer and the one or more insulating layers and including a first opening exposing a portion of the first conductive layer; a first inorganic insulating layer on the first organic insulating layer and including a second opening exposing the portion of the first conductive layer exposed through the first opening; a second conductive layer on the first inorganic insulating layer and contacting the portion of the first conductive layer exposed through the first opening and the second opening, further comprising: a second organic insulating layer on the second conductive layer and the first inorganic insulating layer, characterized in that the first inorganic insulating layer includes a plurality of additional openings exposing the first organic insulating layer, and wherein the first organic insulating layer directly contacts the second organic insulating layer through at least one of the additional openings. a plurality of pixels, at least one of the pixels including: a substrate; a thin film transistor, TFT, on the substrate, wherein the TFT includes an active layer and a gate electrode insulated from the active layer, wherein the active layer includes a channel region to connect a source region and a drain region; one or more insulating layers (141, 142,160) on the TFT and the substrate and including a contact hole exposing a portion of the source or drain region; a substrate; a thin film transistor, TFT, on the substrate, wherein the TFT includes an active layer and a gate electrode insulated from the active layer, wherein the active layer includes a channel region to connect a source region and a drain region; one or more insulating layers (141, 142,160) on the TFT and the substrate and including a contact hole exposing a portion of the source or drain region; a first conductive layer on the one or more insulating layers and electrically connected to the source or drain region through the contact hole in the one or more insulating layers; a first organic insulating layer on the first conductive layer and the one or more insulating layers and including a first opening exposing a portion of the first conductive layer; a first inorganic insulating layer on the first organic insulating layer and including a second opening exposing the portion of the first conductive layer exposed through the first opening; a second conductive layer on the first inorganic insulating layer and contacting the portion of the first conductive layer exposed through the first opening and the second opening, further comprising: a second organic insulating layer on the second conductive layer and the first inorganic insulating layer, characterized in that the first inorganic insulating layer includes a plurality of additional openings exposing the first organic insulating layer, and wherein the first organic insulating layer directly contacts the second organic insulating layer through at least one of the additional openings. a second organic insulating layer on the second conductive layer and the first inorganic insulating layer, characterized in that the first inorganic insulating layer includes a plurality of additional openings exposing the first organic insulating layer, and wherein the first organic insulating layer directly contacts the second organic insulating layer through at least one of the additional openings.