| Preliminary Round | 1st Qualifying Round | 2nd Qualifying Round | 3rd Qualifying Round | Playoff Round | Group Stage |
| 16th Finals | 8th Finals | Quarterfinals | Semifinals | Final |
Rodada:
Jogados
1ª Rodada
11/07/2018 - Quarta
11:45
Vaduz
1
x
0
Levski Sofia
2ª Rodada
17/07/2018 - Terça
11:45
Levski Sofia
3
x
2
Vaduz