<a href="https://allairportsoffices.com/what-airlines-fly-out-of-concourse-b-in-atlanta/">What Airlines fly out of Concourse B in Atlanta</a> Concourse B at Hartsfield-Jackson Atlanta International Airport (ATL) is primarily dominated by Delta Air Lines, which uses it as a key hub for domestic flights. This concourse features 32 gates and offers a variety of amenities such as dining, shopping, and lounge options for travelers. In addition to Delta's extensive presence, passengers can easily navigate between concourses using the airport’s efficient Plane Train system, making it convenient for connections to both domestic and international flights. Concourse B's wide range of services ensures a comfortable and seamless travel experience​