Based in Atlanta, the airline Frontier Airlines serves flights out of one of the busiest airports in the world, Hartsfield-Jackson International Airport. This guide will make navigating the terminal easier for you if you're flying with Frontier out of Atlanta. Terminal Place At the Atlanta Airport, Frontier Airlines operates out of Concourse T. Being a component of the main terminal, this concourse is conveniently located near the airport's entrance. Concourse T is where Frontier Airlines is located, and you can find its signage all over the airport. Visit: ***[Frontier Airlines Atlanta Terminal](https://airlineairportsterminal.com/frontier-airlines/frontier-airlines-atl-terminal-hartsfield-jackson-atlanta-international-airport/)***