| Champions League | Matches | W | D | L |  |
 |
 |
| home | 1 | - | - | 1 | 1 | - | - |
| away | 1 | - | - | 1 | - | - | - |
| overall | 2 | - | - | 2 | 1 | - | - |
| Champions League | Home | - | Guest | |
|
|
Results |
| 28/09/66 | CSKA Sofia | - | Olympiakos Piraeus | - | - | - | 3:1 |
| 03/10/73 | Olympiakos Piraeus | - | SL Benfica | 1 | - | - | 0:1 |
Austria