| Group J | 14/09/2017 | Hertha BSC | - | Athletic Club | 0:0 | ||||
| Group J | 19/10/2017 | Östersunds FK | - | Athletic Club | 2:2 | ||||
| Group J | 02/11/2017 | Athletic Club | - | Östersunds FK | 1:0 |  |
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| Group J | 23/11/2017 | Athletic Club | - | Hertha BSC | 3:2 | ||||
| Group J | 07/12/2017 | Zorya Lugansk | - | Athletic Club | 0:2 | ||||
| Round of 32 | 15/02/2018 | Spartak Moskva | - | Athletic Club | 1:3 | ||||
| Round of 32 | 22/02/2018 | Athletic Club | - | Spartak Moskva | 1:2 | ||||
| Round of 16 | 08/03/2018 | Olympique Marseille | - | Athletic Club | 3:1 | |
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| Round of 16 | 15/03/2018 | Athletic Club | - | Olympique Marseille | 1:2 |
Spain