The invention discloses a maintenance air line dispatching method, system and device, and a dispatching system. The method comprises the steps of obtaining real-time air line information; sending dispatching instructions to airport pick-up personnel, maintenance personnel, release personnel and/or airport drop-off personnel of which current state information is idle according to the real-time air line information; receiving dispatching feedback information sent by the airport pick-up personnel, the maintenance personnel, the release personnel and/or the airport drop-off personnel; and judging whether dispatching is performed normally or not according to the dispatching feedback information. According to the maintenance air line dispatching method, system and device, and the dispatching system provided by the invention, the maintenance air line dispatching is automatically carried out according to the current state information of the airport pick-up personnel, the maintenance personnel, the release personnel and/or the airport drop-off personnel and the real-time air line information, a dispatching performing state is monitored in real time, and finished workloads are recorded in real time, so the dispatching efficiency is improved, and the normal operation of flights is ensured.