Concourse B of Denver International Airport (DEN) is home to United Airlines DEN Terminal  primary operations. A number of services that are convenient for travelers are available in the terminal, such as quick check-in, baggage claim, and TSA security. The passenger experience is improved by retail establishments, food alternatives, and United Club lounges. DEN is a significant hub that links United aircraft to a wide range of local and international locations, making it an essential component of the airline's network for smooth connections.