The invention relates to a system for assisting the pilot of an aircraft, which comprises aboard the aircraft: a computer, a set of sensors able to provide data to the computer and, a seat for the pilot equipped with haptic actuators controlled by the computer. The computer comprises means for controlling each actuator or groups of actuators independently of one another, as a function of the data provided by the sensors. The seat comprising a back and a cushion, the actuators of the back and of the cushion comprise single-axis mini-rams distributed in the back and the cushion of the seat, whose displacement axes are respectively perpendicular to the back and to the cushion of the seat.