Nasal ala, due to its characteristics, is a unique anatomical part of the body. Unfortunately, nasal ala often suffers traumas or is affected by cancers, the treatment of which can imply all-thickness amputation. In such cases, complex reconstruction is necessary to recreate both a satisfying cosmetic structure and to ensure free airflow. We present a clinical case of nasal ala major substance loss due to cancer, which was treated by use of the new Mutaf triangular flap.