The Flames scored four goals on eight shots in the first period. They chased Ducks starter Jonas Hiller after three goals.
The Flames scored two short-handed goals in the game and now lead the NHL with 11 this season.
The Flames scored their fifth goal on their 10th shot of the night. Mikael Backlund notched the tally at the 1:31 mark of the second period.
Paul Byron has been involved in three of the Flames 11 short-handed goals this season. He assisted on TJ Galiardi's first period shortie.
In six NHL games, Joni Ortio has collected two helpers.
Corban Knight notched his first NHL goal in the third period.
Mikael Backlund recorded three points in the victory. He scored two goals - one of which was a short-handed marker - and picked up an assist on Mike Cammalleri's power play goal. He was named the game's first star for his efforts.