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
Airline codes Airline codes This is a list of airline codes. The table lists IATA's two-character airline designators, ICAO's three-character airline designators and the airline call signs (telephony designator). Historical assignments are also included. IATA airline designators, sometimes called IATA reservation codes, are two-character codes assigned by the International Air Transport Association (IATA) to the world's airlines. The standard is described in IATA's "Standard Schedules Information Manual" and the codes themselves are described in IATA's "Airline Coding Directory". (Both are published twice-annually.) The IATA codes originally based on the ICAO designators which were issued in 1947 as two-letter airline identification codes (see