Less than two minutes into the overtime period, Emily Hawryschuk scored a goal to give the Orange the win.
Syracuse won 17 face-offs, while Army only came away with four.
Meaghan Tyrrell and Morgan Alexander finished with three goals each.
Syracuse senior Bradley Voigt scored four goals in the first half, leading the Orange to a 13-5 victory.
Boston College’s Sam Apuzzo scored seven goals.
Nicole Levy scored on an assist from Emily Hawryschuk within the first three minutes of the game.
Syracuse’s Nate Solomon and Brendan Curry each came away with three goals.
Syracuse’s Emily Hawryschuk scored four of the team’s first eight goals.
Former Orange players participated in an exhibition game Saturday.
While the Orange outshot, picked up more ground balls and won more faceoffs, it was not enough against the Big Red.