Jarome Iginla and Cody McLeod also scored for the Avalanche, who won for just the second time in their last six games. Colorado's road trip is tied for the franchise's longest since relocating to Denver in 1994-95.
Philadelphia has just one victory in its last eight games.
Flyers backup goalie Michal Neuvirth got the start for the fourth straight game as coach Dave Hakstol chose to go with him rather No. 1 goalie Steve Mason. Neuvirth, who finished with 36 saves, entered tied for first in the league with a .945 save percentage to go with three shutouts and a 1.81 goals-against average.
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