Alashkert Martuni 0-7 CFR Cluj *
| 16.08.2018 | CFR Cluj | 5-0 | Alashkert Martuni | |
| 09.08.2018 | Alashkert Martuni | 0-2 | CFR Cluj | |
Hapoel Be'er Sheva 3-5 APOEL FC *
| 16.08.2018 | APOEL FC | 3-1 | Hapoel Be'er Sheva | |
| 09.08.2018 | Hapoel Be'er Sheva | 2-2 | APOEL FC | |
Cork City 0-5 Rosenborg BK *
| 16.08.2018 | Rosenborg BK | 3-0 | Cork City | |
| 09.08.2018 | Cork City | 0-2 | Rosenborg BK | |
The New Saints 1-5 FC Midtjylland *
| 16.08.2018 | FC Midtjylland | 3-1 | The New Saints | |
| 09.08.2018 | The New Saints | 0-2 | FC Midtjylland | |
*Torpedo Kutaisi 5-4 FK Kukesi
| 16.08.2018 | FK Kukesi | 2-0 | Torpedo Kutaisi | |
| 09.08.2018 | Torpedo Kutaisi | 5-2 | FK Kukesi | |
*Olimpija Ljubljana 7-1 HJK Helsinki
| 16.08.2018 | HJK Helsinki | 1-4 | Olimpija Ljubljana | |
| 09.08.2018 | Olimpija Ljubljana | 3-0 | HJK Helsinki | |
Legia Warszawa 3-4 F91 Dudelange *
| 16.08.2018 | F91 Dudelange | 2-2 | Legia Warszawa | |
| 09.08.2018 | Legia Warszawa | 1-2 | F91 Dudelange | |
*Ludogorets 2-1 Zrinjski Mostar
| 16.08.2018 | Zrinjski Mostar | 1-1 | Ludogorets | |
| 09.08.2018 | Ludogorets | 1-0 | Zrinjski Mostar | |
Spartaks Jurmala 0-1 FK Suduva *
| 16.08.2018 | FK Suduva | 0-0 | Spartaks Jurmala | |
| 09.08.2018 | Spartaks Jurmala | 0-1 | FK Suduva | |
*Sheriff Tiraspol 2-2 Valur Reykjavik
| 16.08.2018 | Valur Reykjavik | 2-1 | Sheriff Tiraspol | |
| 09.08.2018 | Sheriff Tiraspol | 1-0 | Valur Reykjavik | |