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 listed as indeed offering a Chicago–Düsseldorf flight. The passenger is advised however, that airline no. 1 operates the flight from say Chicago to Amsterdam, and airline no. 2 operates the continuing flight (on a different airplane, sometimes from another terminal) to Düsseldorf. Thus the primary rationale for code sharing is to expand one's service offerings in city-pair terms to increase sales. A more recent development is the airline alliance, which became prevalent in the late 1990s. These alliances can act as virtual mergers to get around government restrictions. Alliances of airlines such as Star Alliance, Oneworld, and SkyTeam coordinate their