2. Round | 07/03/2021 | FC Seoul | - | Suwon FC | 3:0 | ||||
8. Round | 07/04/2021 | Ulsan Hyundai FC | - | FC Seoul | 3:2 | ||||
9. Round | 10/04/2021 | FC Seoul | - | Pohang Steelers | 1:2 | ||||
10. Round | 17/04/2021 | FC Seoul | - | Daegu FC | 0:1 | ||||
11. Round | 21/04/2021 | Jeju United | - | FC Seoul | 2:1 | ||||
12. Round | 25/04/2021 | Suwon FC | - | FC Seoul | 1:1 | ||||
16. Round | 05/09/2021 | FC Seoul | - | Jeonbuk FC | 3:4 | ||||
29. Round | 12/09/2021 | Seongnam FC | - | FC Seoul | 1:1 |