The utility model relates to a pair of shoes with a ventilating mechanism, which is to solve the problem of ventilation of shoes. The utility model is characterized in that the middle part of the rear side of a heel of each sole is provided with an inner concave groove, and a door-shaped pull-push block is arranged at a groove opening of the inner concave groove. A ventilation path is arranged at a contact face position of the inner concave groove of a shoe support, and air holes are evenly distributed on the shoe support. A ventilation mechanism can be opened for ventilation in hot days, and the ventilation mechanism is closed for thermal-insulating and heating in cold days. The utility model has the advantages of reasonable design and simple structure.