Flyers forward Claude Giroux was hit with a double-minor penalty for high-sticking with 6:07 left. Greening buried a wrister past Ilya Bryzgalov for his eighth goal seconds later for the 2-1 lead.
The Senators won for the first time since March 28. They had lost the first four games of a seven-game trip and claimed sixth place in the Eastern Conference. They are tied in points with the New York Islanders, two points in front of the eighth-place New York Rangers.
For six months, it's a really good accomplishment. But as soon as April [11, the end of the regular season] comes around, no one thinks about the regular season anymore. For six months, it's a real battle to get into the playoffs in the NHL these days. There are a lot of good teams, and it takes consistency over a long time.
— Ducks coach Bruce Boudreau on clinching a playoff berth after a win against the Islanders on Saturday