Charles de Gaulle Airport several smaller airfields in the suburbs of Paris, and other airports directly or indirectly worldwide. The planning and construction phase of what was known then as "Aéroport de Paris Nord" (Paris North Airport) began in 1966. On 8 March 1974 the airport, renamed Charles de Gaulle Airport, opened. Terminal 1 was built in an avant-garde design of a ten-floors-high circular building surrounded by seven satellite buildings, each with six gates allowing sunlight to enter through apertures. The main architect was Paul Andreu, who was also in charge of the extensions during the following decades. Following the introduction of the brand
Paris suburbs of Paris, opened to commercial traffic in 1974 and became the busiest Parisian airport in 1993. For the year 2017 it was the 5th busiest airport in the world by international traffic and it is the hub for the nation's flag carrier Air France. Beauvais-Tillé Airport, located north of Paris's city centre, is used by charter airlines and low-cost carriers such as Ryanair. Domestically, air travel between Paris and some of France's largest cities such as Lyon, Marseille, or Strasbourg has been in a large measure replaced by high-speed rail due to the opening of several high-speed TGV rail