Umberger had eight goals and one assist in the five games.
Martin Biron made 31 saves for Philadelphia, which awaits the winner of the Pittsburgh/New York Rangers series.
The Penguins hold a 3-1 lead in that series with Game 5 scheduled for Sunday in Pittsburgh.
Andrei Kostitsyn, Alex Kovalev and Tomas Plekanec each had a goal and an assist for the Canadiens, who were the top seed in the playoffs, but lost the last four games of the series after winning Game 1.
Rookie netminder Carey Price, who started the game after being benched for Game 4, gave up five goals on 36 shots in the loss.