Avianca Costa Rica on 17 October 1945 by Pan American World Airways, the Costa Rican government and Costa Rican private interests. It started operations on 1 June 1946 and was designated the national carrier in 1949. Its domestic network was transferred to its wholly owned subsidiary Sansa in September 1959. LACSA operated the Douglas DC-6B four-engined piston airliner from 1960 until 1976 on their regular passenger, and eventually freight, scheduled flights to Miami International Airport. The airline introduced the first of their British Aircraft Corporation BAC One-Eleven twin-engined jet airliners onto their Caribbean passenger route network in April 1967. The airline also operated
The Airline Cooperative 140 member airlines and continues to grow. In March 2015, a published map showed there to be:<br> - 147 Airline members worldwide<br> - 66 countries with Airline Cooperative airline members<br> - 116 Airport bases with airlines taking part in the Cooperative<br> The Airline Cooperative The Airline Cooperative (ACO) is a membership organisation formed by a broad group of International Airlines, with the structure of a Cooperative Society. The pivotal aim of the Cooperative is to share non-competitive information, and work together to increase awareness of relevant safety and security concerns, improve efficiency, reduce costs, learn, and grow. As of March