Which airport code is associated with Madrid, Spain?

The airport code associated with Madrid, Spain, is MAD. This code is derived from the first three letters of the city’s name, which is a common practice for airport coding, making it easy to identify locations quickly. Madrid-Barajas Airport, the main airport serving the Madrid area, uses this code for all flight operations and ticketing, thereby providing a clear and straightforward way for travelers and airlines to reference the airport.

MGA is the airport code for Augusto C. Sandino International Airport in Managua, Nicaragua. MEX refers to Mexico City International Airport in Mexico, and MIA is the code for Miami International Airport in the United States. Thus, MAD specifically identifies the airport serving Madrid, confirming it as the correct answer.