The Calgary Flames won their last Stanley Cup in 1989.
The Calgary Flames won their first Stanley Cup in 1989.
While the Atlanta Flames were relatively successful on the ice, they never won a Stanley Cup. However, the Flames were sold to new owners, moved to Calgary and did win a Cup as the Calgary Flames in the 1988-89 season.
The Montreal Canadiens in 1989.
They defeated the Montreal Canadiens.
The Montreal Canadians won 4 games to 1 over the Calgary Flames to win their 23rd Stanley Cup.
Yes, they won the Stanley Cup in 2004 against Calgary Flames in Game 7, winning the series 4-3.
3 times: 1986, 1989 (win), and 2004. Additionally the 1924 Calgary Tigers of the WCHL lost while playing the Montreal Canadiens for the Stanley Cup.
Joel Otto, 1988-1989 Calgary Flames
The Tampa Bay Lightning won the cup in the 2003 - 2004 season against the Calgary Flames in seven games