LATAM Airlines LAX Terminal from Terminal at LAX. Santiago Lima, São Paulo, and Los Angeles are all connected by LATAM Airlines, which is renowned for its wide network and excellent service. With its cutting-edge amenities and quick check-in procedures, Terminal B at LAX offers travelers, whether they are traveling for business or pleasure, a flawless travel experience. Whether traveling to Buenos Aires for a conference or setting out on an adventure in Patagonia, LATAM Airlines from LAX Terminal B serves as a conduit to the rich cultural diversity and dynamic landscapes of Latin America.