The arctic optimal route search apparatus according to an embodiment of the present invention comprises a first communication unit for receiving information about the ship's origin and destination; A second communication unit for receiving information regarding a flight factor related to the operation of the ship; A storage unit for storing a map of the area in which the ship operates; A grid data generation unit for generating grid data for cells constituting the grid based on the navigation factors by dividing the map into grids; And a route determination unit for determining a route of a corresponding vessel based on grid data of a cell group clustered into a starting point, a destination, and a predetermined number of cells of the vessel.
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