Which is the largest airport which serves Sauce Viejo Airport?
Austral Líneas Aéreas Cielos del Sur S.A., operating as Austral Líneas Aéreas, more commonly known by its shortened name Austral, is a domestic airline of Argentina, the sister company of Aerolíneas Argentinas. It is the second largest domestic scheduled airline in the country, after Aerolíneas Argentinas itself. As a subsidiary of Aerolíneas Argentinas, the company shares its headquarters with that airline, which is located in the Aeroparque Jorge Newbery of Buenos Aires, the main base of operations of the company.
Adolfo Suárez Madrid–Barajas Airport Adolfo Suárez Madrid–Barajas Airport (Spanish: "Aeropuerto Adolfo Suárez Madrid-Barajas" ] ) (IATA: MAD, ICAO: LEMD) , commonly known as Madrid–Barajas Airport, is the main international airport serving Madrid in Spain. At 3,050 ha in area, it is the largest airport in Europe by physical size along with Paris–Charles de Gaulle Airport. In 2016, 50.4 million passengers used Madrid–Barajas making it the country's largest and busiest airport, and Europe's sixth busiest.