The IATA Airline designators are available in an ASCII format via a web download annual subscription. The AC codes are essential for the identification of an airline, its destinations and its traffic documents. The codes are used in reservations, schedules, timetables, telecommunications, ticketing, cargo documentation, legal, tariffs and/or other commercial/traffic purposes. The Codes are licensed, not sold to the licensee. Refer to the legal terms and conditions of use on our website. Updated daily, data files are accessible via a secured extranet.