| 1 | Sun 27 Sep 2020 | 3 1-1 v RSC AnderlechtRSC Anderlecht 1-1 KAS Eupen | Belgian First Division A |
| 2 | Sat 3 Oct 2020 | 3 1-2 v Cercle BruggeKAS Eupen 1-2 Cercle Brugge | Belgian First Division A |
| 3 | Sun 18 Oct 2020 | 32-0 v Royal Excel MouscronRoyal Excel Mouscron 0-2 KAS Eupen | Belgian First Division A |
| 4 | Sat 7 Nov 2020 | 41-1 v Waasland-BeverenKAS Eupen 1-1 Waasland-Beveren | Belgian First Division A |
| 5 | Sat 21 Nov 2020 | 32-2 v Standard LiègeStandard Liège 2-2 KAS Eupen | Belgian First Division A |
| 6 | Sun 6 Dec 2020 | 31-0 v Germinal BeerschotGerminal Beerschot 0-1 KAS Eupen | Belgian First Division A |
| 7 | Sat 26 Dec 2020 | 3 0-3 v Club BruggeClub Brugge 3-0 KAS Eupen | Belgian First Division A |
| 8 | Tue 29 Dec 2020 | 3 2-3 v SV Zulte WaregemKAS Eupen 2-3 SV Zulte Waregem | Belgian First Division A |
| 9 | Sat 9 Jan 2021 | 32-1 v Cercle BruggeCercle Brugge 1-2 KAS Eupen | Belgian First Division A |
| 10 | Tue 12 Jan 2021 | 31-1 v KV OostendeKV Oostende 1-1 KAS Eupen | Belgian First Division A |
| 11 | Wed 20 Jan 2021 | 33-1 v Germinal BeerschotKAS Eupen 3-1 Germinal Beerschot | Belgian First Division A |
| 12 | Sat 23 Jan 2021 | 30-3 v MechelenMechelen 3-0 KAS Eupen | Belgian First Division A |
| 13 | Tue 26 Jan 2021 | 3 0-2 v Royal AntwerpKAS Eupen 0-2 Royal Antwerp | Belgian First Division A |
| 14 | Sun 7 Feb 2021 | 32-2 v KAA GentKAA Gent 2-2 KAS Eupen | Belgian First Division A |
| 15 | Sat 20 Feb 2021 | 31-1 v KV OostendeKAS Eupen 1-1 KV Oostende | Belgian First Division A |
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