Avianca Costa Rica new fleet of Embraer 190 airplanes registered in Costa Rica and operated under the LACSA code. In 2009, Aerovías del Continente Americano S.A. (Avianca) and TACA announced their merger plans to be completed in 2010. By 2013, the airlines began operating as a single commercial brand using the Avianca name. According to the May 31, 1973 LACSA system timetable, the airline was serving the following international destinations: This same timetable states that all international flights were being operated with British Aircraft Corporation BAC One-Eleven twin jets at this time with the exception of the San José-San Andres Island route which
Airline codes may not always be the same as the country in which the firm is officially incorporated or registered. There are many other airlines in business whose radio call signs are more obviously derived from the trading name. The callsign should ideally resemble the operator's name or function and not be confused with callsigns used by other operators. The callsign should be easily and phonetically pronounceable in at least English, the international language of aviation. For example, Air France's callsign is "Airfrans"; 'frans' is the phonetic spelling of 'France'. The airline accounting code, or prefix code, is a 3-digit number, referenced