Various embodiments of the disclosure relate to an electronic device including a flexible display. The electronic device includes: a housing, and a flexible display in which an area of a display region is configured to be adjusted based on a sliding movement of at least a portion of the housing. The flexible display may include a first region fixedly visible from outside through a first direction of the electronic device, a second region extending from one end of the first region and variably visible from the outside based on the movement of the housing, and including a first bending part bent from one end of the first region in a second direction opposite to the first direction and disposed to face a second lateral direction perpendicular to the first direction, and a first extension part extending from one end of the first bending part and disposed in parallel with the first region, and a second bending part bent from one end of the first extension part in the second direction and disposed to face a first lateral direction opposite to the second lateral direction.