| 8. Round | 24/04/1999 | BSC Young Boys | - | FC Aarau | 4:1 | ||||
| 9. Round | 01/05/1999 | FC Aarau | - | Etoile Carouge FC | 3:1 |  |
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| 10. Round | 09/05/1999 | SR Delémont | - | FC Aarau | 2:1 | ||||
| 11. Round | 16/05/1999 | FC Wil 1900 | - | FC Aarau | 2:3 | ||||
| 12. Round | 22/05/1999 | FC Aarau | - | FC Sion | 4:1 | |
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| 13. Round | 29/05/1999 | FC Lugano | - | FC Aarau | 1:2 | ||||
| 14. Round | 05/06/1999 | FC Aarau | - | Yverdon Sport FC | 2:1 |
Egypt