text: In 2002, President Vicente Fox's administration introduced an ambitious plan for a new expansive airport covering  in the municipalities of Atenco and Texcoco. However, the Atenco project faced substantial opposition and controversy, especially from the Community Front in Defense of Land (), representing locals facing displacement. Protests escalated into violent clashes, resulting in the cancellation of the new airport.
  In response, the federal government in 2003 announced an extension to the existing terminal, expanding its service capacity from 20 million to 32 million passengers annually. The expansion covered , with  as new construction and  as renovated areas. Renovations included new check-in areas, commercial spaces, a new departures concourse, and the construction of a long-distance bus terminal. The bus station provided access to a food court, the international arrivals and departures area, and a pedestrian bridge connecting to "The Peñón de los Baños" neighborhood.
  Throughout the 2000s and 2010s, political initiatives aimed at establishing nearby airports such as Puebla, Toluca, Cuernavaca, and Querétaro as supplementary options for serving the Mexico City Area were introduced. This initiative, known as the Metropolitan Airport System, was promoted by the Federal Administration.
  On November 15, 2007, Terminal 2 was inaugurated, significantly increasing the airport's capacity. All SkyTeam members, except Air France and KLM, relocated their operations to the new terminal. Officially opened in March 2008, Terminal 2 expanded the gates number by 40% and operational capacity by 15%. The inauguration ceremony was led by President Felipe Calderón.