Modern aircraft autopilot systems are often used in an L1-L3 way by that scale, but are capable of at least L4. The flight-management systems of modern commerc

Modern aircraft autopilot systems are often used in an L1-L3 way by that scale, but are capable of at least L4. The flight-management systems of modern commercial aircraft can, for example, receive a flight plan expressed as a set of waypoints and information about the destination airport, and then fly the plane along that route and conduct a fully automated landing at the destination.