Which airport code is related to the city of Boston?

The airport code associated with the city of Boston is BOS, which stands for Boston Logan International Airport. This three-letter code is designated by the International Civil Aviation Organization (ICAO) and is used to identify the airport in various contexts, such as ticketing, baggage handling, and flight planning.

BOS is widely recognized in the aviation industry and among travelers as the primary airport serving Boston, making it the correct choice for identifying the city's airport. It reflects Boston's identity and is important for customer service agents to know in order to assist passengers effectively, especially when making reservations, checking flight statuses, or providing travel information related to Boston. Familiarity with airport codes is essential for efficiency and accuracy in the customer service role at airlines.