The 2018 Atlanta United FC season was the second season of Atlanta United FC's existence, and the tenth year that a professional soccer club from Atlanta, Georgia competed in the top division of American soccer. Atlanta played their home matches at Mercedes-Benz Stadium and were coached by Gerardo "Tata" Martino. Outside of MLS, the team participated in the 2018 U.S. Open Cup and the 2018 MLS Cup Playoffs, as well as various preseason competitions.