LATAM Airlines Brasil, formerly TAM Linhas Aéreas, is the Brazilian brand of LATAM Airlines Group operating international and domestic flights from hubs in Brasília, Fortaleza, and São Paulo. According to the National Civil Aviation Agency of Brazil, between January and December 2023, LATAM had 37.8% of the domestic, and 18.2% of the international market share in terms of passenger-kilometers flown, making it the largest domestic and largest international airline in Brazil.
SOURCE: Wikipedia