The national flag carrier and largest airline of Argentina Aerolineas Argentinas, with headquarters in Buenos Aires and a main base at the International Airport "Ministers Pistarini" operates flights to 56 destinations in Europe, North and South America, Australia and Oceania. The airline fleet consists of aircraft of the type Airbus, Boeing and McDonnell Douglas. An interesting fact that should be mentioned is that here worked as a pilot Antoine de Saint-Exupery himself.

According to the baggage requirements of the airline company Aerolineas Argentinas, passengers may carry up to 5 kg of hand baggage on domestic flights and 10 kg of hand baggage on the international flights, while the dimensions must not exceed 55 x 35 25 cm. The allowable registered luggage on the domestic flights is 15 kg for the Economy Class passengers and 30 kg for the Business Class passengers. For the international flights, the allowed luggage is 20 kg respectively for the passengers in the Economy Class and 30 kg for the Business Class travellers. For the intercontinental flights there is another limit - respectively two pieces of luggage up to 23 kg for the Economy Class passengers and 3 pieces of luggage up to 23 kg for the Business Class passengers.

Among the services offered by the airline Aerolineas Argentinas are assistance to passengers with special needs and order of special meals. The airline is expected to join SkyTeam alliance by year 2012.