| 1 | 11/7/2018 | 820-0 v FK Spartaks JurmalaFK Spartaks Jurmala 0-0 Red Star Belgrade | UEFA Champions League First Qualifying Round |
| 2 | 24/7/2018 | 823-0 v FK SūduvaRed Star Belgrade 3-0 FK Sūduva | UEFA Champions League Second Qualifying Round |
| 3 | 1/8/2018 | 822-0 v FK SūduvaFK Sūduva 0-2 Red Star Belgrade | UEFA Champions League Second Qualifying Round |
| 4 | 7/8/2018 | 821-1 v Spartak TrnavaRed Star Belgrade 1-1 Spartak Trnava | UEFA Champions League Third Qualifying Round |
| 5 | 14/8/2018 | 822-1 v Spartak TrnavaSpartak Trnava 1-2 Red Star Belgrade | UEFA Champions League Third Qualifying Round |
| 6 | 21/8/2018 | 820-0 v SV Red Bull SalzburgRed Star Belgrade 0-0 SV Red Bull Salzburg | UEFA Champions League Qualifying Play-off Round |
| 7 | 29/8/2018 | 822-2 v SV Red Bull SalzburgSV Red Bull Salzburg 2-2 Red Star Belgrade | UEFA Champions League Qualifying Play-off Round |
| 8 | 18/9/2018 | 820-0 v NapoliRed Star Belgrade 0-0 Napoli | UEFA Champions League Group C |
| 9 | 3/10/2018 | 821-6 v Paris St GermainParis St Germain 6-1 Red Star Belgrade | UEFA Champions League Group C |
| 10 | 24/10/2018 | 820-4 v LiverpoolLiverpool 4-0 Red Star Belgrade | UEFA Champions League Group C |
| 11 | 6/11/2018 | 822-0 v LiverpoolRed Star Belgrade 2-0 Liverpool | UEFA Champions League Group C |
| 12 | 28/11/2018 | 821-3 v NapoliNapoli 3-1 Red Star Belgrade | UEFA Champions League Group C |
| 13 | 11/12/2018 | 82 1-4 v Paris St GermainRed Star Belgrade 1-4 Paris St Germain | UEFA Champions League Group C |
