Which city corresponds to the code SJU?

The code SJU corresponds to San Juan, Puerto Rico. City codes are typically derived from the International Air Transport Association (IATA) airport code system, which assigns unique three-letter codes to airports around the world. San Juan is the capital of Puerto Rico and its main international airport is Luis Muñoz Marín International Airport, which has the IATA code SJU. This code directly identifies San Juan for booking, ticketing, and air travel purposes, helping travelers and airport personnel efficiently manage flights and connections.

Understanding these codes is essential for navigating travel itineraries and airport information effectively. Each of the other cities mentioned has its own distinct airport codes, which are not applicable in this context.