Provided are a cross-flow fan and an air conditioner including the same. The cross-flow fan comprises: a plurality of blades radially disposed relative to a rotation axis, the plurality of blades being spaced from each other along a circumference direction; and a supporting plate supporting the blades, characterized in that an uplift portion protrudes from the respective blades, and the uplift portion extends from an inner end of the blade to an outer end. The blade constituting the cross-flow fan may be changed in shape to reduce a turbulence intensity of a discharge part of the fan and noises of the fan.