The Flyers won 6-1 against the Detroit Red Wings on Friday in Philadelphia and are 4-0-1 in their past five games.
Montreal begins a back-to-back Saturday with a six-game winless streak (0-4-2), including three straight regulation losses while being outscored 20-10.
The Canadiens have allowed six goals or more in each of three consecutive games for the first time since they allowed 24 goals in three straight losses from Oct. 13-19, 1985.
The only other time that occurred in Canadiens history was Feb. 18-28, 1920, when they allowed 28 goals while losing three of four.