System and method for delivery service using drone

A system comprising:

• a server, comprising a computing system, configured to:
• store delivery information on a delivery, drone information regarding a drone to be used for the delivery, and vehicle information regarding a vehicle that the drone is to board;
• control the drone, through the delivery information, the drone information, and the vehicle information, to board and travel on the vehicle, or to depart the vehicle;
• make a request for paying a delivery deposit upon receiving a delivery request from a designated user terminal of a customer;
• control the drone aboard the vehicle to fly to a delivery origin after the delivery deposit is paid;
• use image data and weight data respectively collected by a camera and a weight sensor of the drone to calculate a delivery cost of a package, wherein the image data comprise information whether the package, based on its size, is deliverable by the drone;
• request to repack the package when it is determined that the drone is unable to deliver the package based on the collected image data and the collected weight data;
• and
• control the drone to return without returning the delivery deposit to the customer, according to a first implementation, when it is determined that the customer refuses to allow repacking or that the delivery request is cancelled.