If you're flying with United and wondering what terminal is United Airlines at ATL, here’s everything you need to know in one place. At Hartsfield-Jackson Atlanta International Airport (ATL), United Airlines operates primarily out of Terminal North, specifically Concourse T. This terminal is part of the domestic terminal complex and is conveniently located for easy access to check-in,... https://airlinesairportsterminals.com/united-airlines/atl-terminal-hartsfield-jackson-atlanta-airport/