| 1. Round | 20/03/1998 | Miami Fusion | - | Chicago Fire | 0:2 | ||||
| 1. Round | 25/03/1998 | Tampa Bay Mutiny | - | Miami Fusion | n.P. | ||||
| 2. Round | 03/04/1998 | Miami Fusion | - | New England Revolution | 2:1 |  |
|||
| 2. Round | 10/04/1998 | Miami Fusion | - | Kansas City Wizards | n.P. | ||||
| 2. Round | 17/04/1998 | Columbus Crew | - | Miami Fusion | 5:1 | ||||
| 2. Round | 24/04/1998 | New England Revolution | - | Miami Fusion | 3:0 | ||||
| 3. Round | 01/05/1998 | Miami Fusion | - | Colorado Rapids | 3:2 | ||||
| 3. Round | 08/05/1998 | Miami Fusion | - | Columbus Crew | 2:0 | |
 |
||
| 3. Round | 15/05/1998 | San Jose Clash | - | Miami Fusion | 2:0 | ||||
| 3. Round | 22/05/1998 | MetroStars | - | Miami Fusion | 4:2 | |
|||
| 3. Round | 27/05/1998 | Colorado Rapids | - | Miami Fusion | 3:0 | ||||
| 3. Round | 30/05/1998 | Dallas Burn | - | Miami Fusion | 2:0 | |
Peru
Japan