The invention relates to a duct type low-diving aircraft, belongs to the technical field of aircrafts, and aims to solve the problem that in the prior art, duct type aircrafts can only fly in the air. The duct type low-diving aircraft disclosed by the invention comprises a middle layer mounting plate, an upper aircraft casing, two upper cabin doors, an empennage, a tail propeller, four direction regulators, two duct mechanisms and a power regulating mechanism, wherein the middle layer mounting plate is provided with two lower cabin doors, the upper aircraft casing is fixedly arranged on the middle layer mounting plate, and the two cabin doors are formed in the positions, corresponding to the lower cabin doors, of the upper cabin doors; the empennage is fixedly arranged on the upper aircraft casing; the tail propeller is fixedly arranged on the middle layer mounting plate; the four direction regulators are symmetrically arranged on two sides of the middle layer mounting plate; the two duct mechanisms and the power regulating mechanism are arranged in a cavity formed by the upper aircraft casing and the middle layer mounting plate; an input end of the power regulating mechanism is connected with one motor, and an output end of the power regulating mechanism is connected with input ends of the two duct mechanisms. Battery units are connected with a power supply regulator through a power supply line, and the power supply regulator is connected with a digital electric hydraulic unit, and the digital electric hydraulic is connected with each of motors; a main controller is connected with each of the motors, the power supply regulator and the digital electric hydraulic through communication lines.