| Champions League Qual. | M. | W | D | L | goals | |||
| at home | 1 | 0 | 0 | 1 | 0 | : | 3 | |
| Away | 1 | 0 | 0 | 1 | 0 | : | 6 | |
| ∑ | 2 | 0 | 0 | 2 | 0 | : | 9 | |
| overall | M. | W | D | L | goals | |||
| at home | 1 | 0 | 0 | 1 | 0 | : | 3 | |
| Away | 1 | 0 | 0 | 1 | 0 | : | 6 | |
| Neutral Place | 0 | 0 | 0 | 0 | 0 | : | 0 | |
| ∑ | 2 | 0 | 0 | 2 | 0 | : | 9 | |
| Champions League Qual. | |||||
| 2017/2018 | 2. Round | Legia Warszawa | - | IFK Mariehamn | 6:0 (3:0) |
| 2017/2018 | 2. Round | IFK Mariehamn | - | Legia Warszawa | 0:3 (0:3) |
|
For games that were decided on penalties the score after 120 minutes will be included in the ranking |
Finland 
![IFK Mariehamn [Youth]](https://s.hs-data.com/bilder/wappen/mini/41822.gif?fallback=png "IFK Mariehamn [Youth]"){kind=small}
![IFK Mariehamn [Youth B]](https://s.hs-data.com/bilder/wappen/mini/41823.gif?fallback=png "IFK Mariehamn [Youth B]"){kind=small}