On this page you will find the Stanley Cup Playoff results for each season. You will see the result of every 7-game series during that particular season’s playoffs.
1989 Stanley Cup Playoff data
| Round | Winner (Seed) | Loser | Length | Sweep |
| Prelim | Montreal Canadiens (High) | Hartford Whalers | 4 games | Sweep |
| Prelim | Boston Bruins (High) | Buffalo Sabres | 5 games | |
| Prelim | Philadelphia Flyers (Low) | Washington Capitals | 6 games | |
| Prelim | Pittsburgh Penguins (High) | New York Rangers | 4 games | Sweep |
| Prelim | Chicago Blackhawks (Low) | Detroit Red Wings | 6 games | |
| Prelim | St. Louis Blues (High) | Minnesota North Stars | 5 games | |
| Prelim | Calgary Flames (High) | Vancouver Canucks | 7 games | |
| Prelim | Los Angeles Kings (High) | Edmonton Oilers | 7 games | |
| Qtrs | Montreal Canadiens (High) | Boston Bruins | 5 games | |
| Qtrs | Philadelphia Flyers (Low) | Pittsburgh Penguins | 7 games | |
| Qtrs | Chicago Blackhawks (Low) | St. Louis Blues | 5 games | |
| Qtrs | Calgary Flames (High) | Los Angeles Kings | 4 games | Sweep |
| Semis | Montreal Canadiens (High) | Philadelphia Flyers | 6 games | |
| Semis | Calgary Flames (High) | Chicago Blackhawks | 5 games | |
| Finals | Calgary Flames (High) | Montreal Canadiens | 6 games |