Conor Doyle scored in the 73rd minute and D.C. United beat the Chicago Fire 1-0 on Wednesday night.
United heads to the midwest to begin what will be a month of games away from RFK Stadium.
Alex Morgan scored her first goal of the Women's World Cup and the United States advanced to the quarterfinals with a 2-0 victory over Colombia on Monday night.
United struggled most of the first half, but Chris Rolfe sparked a second half comeback to save three points.
D.C. United looks to bounce back against New England after suffering back-to-back losses for the first time this season.