Based at Hartsfield-Jackson Atlanta International Airport (ATL), Frontier Airlines is operated out of Terminal N (North). This terminal is renowned for its efficient design, which makes it simple for visitors to find their gates and pass through security. In order to enable time for check-in and security screening, travelers should come early. Frontier's check-in counters are located on the bottom level of Terminal N. Pre-boarding comfort is ensured with a range of shopping and dining options available at Terminal N. The Plane Train and walkways provide excellent access from the terminal to various areas of the airport.