11. Round | 11/07/2020 | Jeonbuk FC | - | Seongnam FC | 2:2 | ||||
12. Round | 19/07/2020 | Suwon Bluewings | - | Seongnam FC | 0:1 | ||||
13. Round | 25/07/2020 | Seongnam FC | - | Gangwon FC | 0:0 | ||||
14. Round | 01/08/2020 | Seongnam FC | - | FC Seoul | 1:2 | ||||
15. Round | 09/08/2020 | Incheon United | - | Seongnam FC | 0:2 | ||||
16. Round | 14/08/2020 | Seongnam FC | - | Busan IPark | 1:1 | ||||
17. Round | 23/08/2020 | Seongnam FC | - | Ulsan Hyundai FC | 1:2 | ||||
18. Round | 30/08/2020 | Pohang Steelers | - | Seongnam FC | 2:1 | ||||
19. Round | 05/09/2020 | Seongnam FC | - | Jeonbuk FC | 2:0 | ||||
22. Round | 20/09/2020 | Seongnam FC | - | Gwangju FC | 0:2 |