The present invention relates to an apparatus and method of automating arrival and departure procedures in an airport, by which the forgery of a passport, the identity of a passport bearer, the arrival or departure permission according to a result of arrival and departure examinations, and the carry-on of prohibited items on the plane are automatically checked. The apparatus for automating arrival and departure procedures according to the present invention includes an exit gate, a departure automation apparatus, and may further include an entrance gate and a scanner. In the apparatus for automating arrival and departure procedures according to the present invention, a departure area entry procedure, a security screening procedure, and a departure examination procedure for departure passengers, which are conventionally performed separately in different areas, may be incorporated in the same area and performed therein.