LAN Argentina (4M) is based in Buenos Aires, Argentina. The airline was known as Aero 2000 before it was acquired by LAN Chile Airlines. Being an important air carrier of Argentina, the airline has a huge domestic network with flights from Buenos Aires to Cordoba, Bariloche, El Calafate, Rio Gallegos, Iguazu and Mendoza. With its base at Aeroparque Jorge Newbery, LAN Argentina offers international service to Miami, Lima and Santiago de Chile on a daily basis. LAN Argentina began its commercial operations in 2005. LAN Argentina is a member of Oneworld Alliance. It has fleet of 11 Boeing and Airbus aircrafts.

LAN Argentina offers excellent onboard amenities to its travelers. In addition to 180 degree reclining chairs, blankets and cushions, LAN Argentina provides personal LCD TV screens, Wi-Fi access, satellite phone and AVOD (Audio Visual on Demand) amenities to its travelers. Headphones are available for rent if needed. . The airline provides special meals for kids, diabetic and diet conscious travelers, prepared with full consultation and supervision of dieticians and chefs.

The web check-in service by LAN Argentina is applicable to travelers with electronic air tickets. The web check-in service can be availed between 48 hours to 2 hours prior to the flights departure. Additionally, LAN Argentina provides air ticket cancellation, group booking, round trip and individual booking features from its website to all travelers.

As per the baggage policy of LAN Argentina the travelers can bring in checked baggage with weight limit ranging from 44 lbs to 55.6 lbs having overall dimension of 62 inches. One free hand luggage is allowed per traveler with each piece weighing 17.6 lbs and having overall dimensions of 45 inches (L+W+H).