History: The airline started its traces back in 1929, when commandant Arturo Merino Benítez creates LAN, Chile’s Línea Aérea Nacional.
In 1976, Commandant Rolim Amaro establishes, Brazil’s Transportes Aéreos Regionais. These two airlines will grow in their respective countries, (Chile and Brazil) untill they merge together.
In the man time in Brazil, the airline changes its name to TAM - Transportes Aéreos Meridionais.
In 1983 in Chile, the airline is officially renamed "Línea Aérea Nacional", Chile Limitada. (LAN). In 1989 begins the privatisation process. Chile’s government sells 51% of stakes to local investors and to Scandinavian Airlines System (SAS).
In 1996 TAM purchases Lapsa airliner from Paraguay’s government, creating TAM Mercosur and in the same year it establishes TAM Cargo.
In 1997, LAN begins trading shares on the New York Stock Exchange (NYSE) and becomes the first Latin American airline trading ADRs on this major stock exchange. One year later it establishes TAM Viagens. (travel agency and tour operator).
Also it's a highlight in the fleet, the Arrival of the first A330 and completion of TAM’s first international flight from Sao Paulo to Miami.
In 1999, LAN Peru starts operations. TAM opens operations for Europe, through a codeshare agreement with Air France to Paris.
LAN joins oneworld in 2000. In 2003 Lan Ecuador starts operations. In 2004, the corporate image of LAN changes, and becomes Lan Airlines SA. As well, TAM starts flying to SAntiago de Chile.
In 2005, another venture is launched with the introduction of LAN Argentina operations.TAM launches flights to New York (USA) and Buenos Aires (Argentina). In 2006, LAN launches its Premium Business category and Tam is listed on the New York Stock Exchange. At the same time, new flights to Frankfurt (Germany), Milan (Italy), Madrid (Spain) and Paris (France) via Rio de Janeiro are inaugurated.
In 2008, LAN ends its short distances fleet renewal process; fleet is now formed by A320 airplanes. Tam receives new Boeing 777-300ER and changes it's logo image.
In 2010, LAN buys Colombian airline Aires. Tam officially joins Star Alliance and successfully performs the first flight in Latin America with bio-fuel from jatropha. In 2011, LAN and TAM sign tying arrangements related to the business combination between both companies. This leads to LATAM Airlines Group created in 2012, out of the joint operations of LAN and TAM.
In 2014, TAM joins oneworld alliance. Now, all air passenger transportation LATAM Group companies are part of the same global alliance. LATAM Group develops a strong strategic plan for the following four years (2015-2018), with the goal of becoming one of the most important airlines groups in the world.
In 2015 the official consolidation of the two airlines is announced and the two airlines are officially merged creating the biggest company in Latin America. Now all the new planes delivered will incorporate the new logo and the fleet gets an increase with the arrival of new planes Boeing 787-800/900 and Airbus A350-800.