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