To provide an air conditioner improved in warm air reaching performance, which provides immediately feeling of warmth in starting a heating operation.

This air conditioner 1 includes: upper and lower outlets 41, 45 separated from each other in the vertical direction to supply the conditioned air supplied through an indoor heat exchanger 17 by a turbofan 19 indoors; and a control section 23 for controlling the operation. The control section 23 has a heating startup operation mode 79 applied in starting the heating operation to supply the conditioned air only from the lower outlet 45 for a prescribed time when an air volume is automatically set, and the wind direction is determined so that the air is supplied from both of the upper outlet 41 and the lower outlet 45.