8. Round | 07/04/2021 | Ulsan Hyundai FC | - | FC Seoul | 3:2 | ||||
11. Round | 21/04/2021 | Jeju United | - | FC Seoul | 2:1 | ||||
12. Round | 25/04/2021 | Suwon FC | - | FC Seoul | 1:1 | ||||
13. Round | 30/04/2021 | FC Seoul | - | Seongnam FC | 2:2 | ||||
18. Round | 23/05/2021 | Gangwon FC | - | FC Seoul | 0:0 | ||||
19. Round | 29/05/2021 | FC Seoul | - | Suwon Bluewings | 0:3 | ||||
20. Round | 18/08/2021 | FC Seoul | - | Jeju United | 0:1 | ||||
28. Round | 29/08/2021 | Jeju United | - | FC Seoul | 1:0 | ||||
16. Round | 05/09/2021 | FC Seoul | - | Jeonbuk FC | 3:4 | ||||
29. Round | 12/09/2021 | Seongnam FC | - | FC Seoul | 1:1 | ||||
30. Round | 19/09/2021 | FC Seoul | - | Suwon FC | 2:1 | ||||
31. Round | 22/09/2021 | FC Seoul | - | Incheon United | 0:0 | ||||
32. Round | 26/09/2021 | Suwon Bluewings | - | FC Seoul | 0:2 | ||||
33. Round | 03/10/2021 | FC Seoul | - | Daegu FC | 1:1 | ||||
24. Round | 24/10/2021 | Gangwon FC | - | FC Seoul | 1:4 |