An electronic device is provided. The electronic device includes a housing, a flexible display configured to be at least partially drawn out of an internal space of the housing, and a rotation module configured to move the flexible display, wherein the rotation module may include a shaft including one end and another end each coupled to a support member included in the electronic device, a cylindrical housing drivingly connected to the flexible display and configured to be capable of performing a rotational motion about the shaft, a pair of cylindrical cams penetrated by the shaft and accommodated in the cylindrical housing, wherein the pair of cylindrical cams are configured to be capable of performing a linear motion on the shaft and positioned to be symmetrical to each other with respect to a center of the shaft, and a pair of guide pins coupled to the cylindrical housing.