NAVIGATION SYSTEM AND ROUTE SEARCH METHOD THEREOF

A navigation system and a route search method thereof are provided. The navigation system includes a vehicle controller that performs platoon driving and a service server. The service server includes a communicator that communicates with the vehicle and receives traffic information, a database that stores platoon driving information received from the communicator, and a processor that generates a driving route based on the traffic information and the platoon driving information according to a route search request from the vehicle.