A semiconductor package includes a package substrate having a first insulating layer, a wiring layer disposed on the first insulating layer, and a second insulating layer disposed on the first insulating layer and covering at least a portion of the wiring layer, a pair of support members disposed to face each other on the second insulating layer of the package substrate, and a pair of semiconductor chips disposed between the pair of support members and electrically connected to the wiring layer, wherein the second insulating layer has an opening surrounding at least a portion of each of the pair of semiconductor chips.