Drone systems and methods for delayed package delivery includes, in an air traffic control system configured to manage UAV flight in a geographic region, communicating to one or more UAVs over one or more wireless networks; directing a UAV, in transit, to deliver a package to a delivery location and following a flight plan provided to the UAV by the air traffic control system or a drone operator, to hold a position; and directing the UAV to deliver the package after holding the position.