What is the airport code for Managua, Nicaragua?

The airport code for Managua, Nicaragua, is MGA. This code comes from the full name of the main airport serving the capital city, which is Augusto C. Sandino International Airport. Airport codes are typically derived from the name of the city or airport they represent, and MGA stands out as it directly references Managua.

The other choices represent codes for different airports: MEM is the code for Memphis International Airport in Tennessee, MAR is the airport code for Marechal Cunha Machado International Airport in Maranhão, Brazil, and MDE represents José María Córdova International Airport, which serves Medellín, Colombia. Each of these codes is linked to airports in different countries, establishing that MGA is the correct code specifically for Managua, Nicaragua.