Jaden Schwartz and Alex Pietrangelo scored second-period power-play goals and Jake Allen made 23 saves to help the St. Louis Blues beat the Calgary Flames 5-2 on Wednesday night.
St. Louis has won three of its last four, losing only to red-hot Las Vegas in overtime.
Calgary had won its first four road games this season. Mikael Backlund scored twice for the Flames.
Schwartz and Pietrangelo scored in a span of 2:46 to break a 1-1 tie. The Blues had come up empty on their previous 18 power-play chances.
Alexander Steen added a goal and three assists for the Blues. It was his first points of the season after missing the first six games with a broken thumb.
Paul Stastny scored with 3:32 left to push the lead to 4-2. Joel Edmundson added an empty-net goal with 43.9 seconds left.