| 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
20/09/2018 - Quinta
15:00
Celtic
1
x
0
Rosenborg
15:00
RB Leipzig
2
x
3
Red Bull Salzburg
2ª Rodada
04/10/2018 - Quinta
12:55
Red Bull Salzburg
3
x
1
Celtic
12:55
Rosenborg
1
x
3
RB Leipzig
3ª Rodada
25/10/2018 - Quinta
12:55
RB Leipzig
2
x
0
Celtic
12:55
Red Bull Salzburg
3
x
0
Rosenborg
4ª Rodada
08/11/2018 - Quinta
15:00
Celtic
2
x
1
RB Leipzig
15:00
Rosenborg
2
x
5
Red Bull Salzburg
5ª Rodada
29/11/2018 - Quinta
12:55
Red Bull Salzburg
1
x
0
RB Leipzig
12:55
Rosenborg
0
x
1
Celtic
6ª Rodada
13/12/2018 - Quinta
15:00
Celtic
1
x
2
Red Bull Salzburg
15:00
RB Leipzig
1
x
1
Rosenborg