The Augusto C. Sandino International Airport (formerly Managua International Airport) is the largest and only international airport in Nicaragua. It recently inaugurated its over US$52 million extension and renovation partly financed by Spain. The airport was remodeled by architect Roberto Sansón and has now been converted into one of the region's most modern airports. The airport used to serve as the hub for the Nicaragüenses de Aviación airline, which was bought by TACA Airlines the El Salvador national airline, that bought all of the airlines in Central America.