Which airport code corresponds to Birmingham, Alabama?

The airport code that corresponds to Birmingham, Alabama, is BHM. This code is part of the International Air Transport Association (IATA) system, which assigns three-letter codes to airports around the world for identification purposes. Each code is unique to its airport, facilitating easier communication and logistics in air travel.

BHM is derived from the name "Birmingham," capturing the essential identity of the airport. It reflects the city's name and makes it recognizable to travelers and airline personnel alike. Understanding such codes is vital for anyone involved in air travel, as they are used in ticketing, itineraries, and flight information systems.

The other choices correspond to different airports in other locations. BDL is the airport code for Bradley International Airport in Connecticut, BIL refers to Billings Logan International Airport in Montana, and BIS stands for Bismarck Municipal Airport in North Dakota. Each of these codes serves a different geographical area, emphasizing the unique codes assigned as part of the global system for airport identification.