Aero Costa Rica Aero Costa Rica Aero Costa Rica was an airline based in San José, Costa Rica. In 1997 it ceased operations. Its US offices were in Miami Springs, Florida. Aero Costa Rica ACORI, S.A. started service on 11 May 1992 with two Boeing 727-200 Ex-Pan Am (N353PA and N354PA) from San José to Miami. This was the only international carrier that was able to break the airline monopoly in Costa Rica held by Lineas Aereas Costarricenses S.A. (LACSA) since 1945. In July 1992 Aero Costa Rica's flight ML-211 made an emergency landing at Owen Roberts International Airport, Grand Cayman when the
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