| Preliminary Semifinal | Preliminary Final | 1st Qualifying Round | 2nd Qualifying Round | 3rd Qualifying Round | Playoff Round |
| Group Stage | Eighth Finals | Quarterfinals | Semifinals | Final |
Rodada:
Jogados
1ª Rodada
18/09/2018 - Terça
15:00
Galatasaray
3
x
0
Lokomotiv Moscow
15:00
Schalke 04
1
x
1
Porto
2ª Rodada
03/10/2018 - Quarta
12:55
Lokomotiv Moscow
0
x
1
Schalke 04
15:00
Porto
1
x
0
Galatasaray
3ª Rodada
24/10/2018 - Quarta
15:00
Galatasaray
0
x
0
Schalke 04
15:00
Lokomotiv Moscow
1
x
3
Porto
4ª Rodada
06/11/2018 - Terça
15:00
Porto
4
x
1
Lokomotiv Moscow
15:00
Schalke 04
2
x
0
Galatasaray
5ª Rodada
28/11/2018 - Quarta
12:55
Lokomotiv Moscow
2
x
0
Galatasaray
15:00
Porto
3
x
1
Schalke 04
6ª Rodada
11/12/2018 - Terça
12:55
Galatasaray
2
x
3
Porto
12:55
Schalke 04
1
x
0
Lokomotiv Moscow