What is the airport code for Chattanooga, Tennessee?

The airport code for Chattanooga, Tennessee is CHA, which stands for Chattanooga Metropolitan Airport. Each airport is assigned a unique three-letter code by the International Air Transport Association (IATA) to facilitate efficient communication and identification. CHA is derived from the name of the city and its metropolitan area, making it easy for travelers and airline personnel to recognize and reference the location.

The other options represent different airports located in other cities. For example, CAK is the airport code for Akron-Canton Regional Airport in Ohio, BTR refers to Baton Rouge Metropolitan Airport in Louisiana, and BOS is the airport code for Boston Logan International Airport in Massachusetts. This distinction is important to ensure accurate travel planning and ticketing.