| 2. Runde | 11.07.2017 | HNK Rijeka | - | The New Saints | 2:0 |  |
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| 2. Runde | 18.07.2017 | The New Saints | - | HNK Rijeka | 1:5 | ||||
| 3. Runde | 26.07.2017 | RB Salzburg | - | HNK Rijeka | 1:1 | ||||
| 3. Runde | 02.08.2017 | HNK Rijeka | - | RB Salzburg | 0:0 |  |
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| Playoffs | 16.08.2017 | Olympiakos Piraeus | - | HNK Rijeka | 2:1 | ||||
| Playoffs | 22.08.2017 | HNK Rijeka | - | Olympiakos Piraeus | 0:1 | |
Kroatien