Air traffic is one type of transportation that in the last few years marks huge growth in relation on other types of transportation. In giving the quality, safe and fast service , the most important role is on airports, in which services like reception and dispatch of passengers, luggage, cargo and mail is taking places. All services given in airport are quick and essential in time, because of that infrastructure and capacity of airports have great role in process of reception and dispatch. Foundation of quality process of reception and dispatch of passengers and luggage, includes registration of passengers, document verification, security check, embarkment of passengers, loading of luggage, informing the crew, closing the flight, and activity's on planes arrival and departure. Zadar airport from its beginnings till this day marks constant increase of traffic, and provides all its passengers excellent service and safety. In order to function better, safer and faster, Zadar airport needs to expand existing capacities, in order to be able to provide quality and safe service to as many passengers as possible in timely and safe manner. Analyzing the historical development of Zadar airport from its construction, complete devastation in Croatian war of independence, renovation after destruction, all the way to respectable airport it is today, all aspects will be processed that's show how it is necessary to plan and effectively bring solutions and implement future projects to expand existing capacities, and thus ensure the quality of services for all airports users.