4. Round | 31/05/2020 | Incheon United | - | Pohang Steelers | 1:4 | ||||
8. Round | 21/06/2020 | Incheon United | - | Busan IPark | 0:1 | ||||
9. Round | 27/06/2020 | FC Seoul | - | Incheon United | 1:0 | ||||
10. Round | 04/07/2020 | Ulsan Hyundai FC | - | Incheon United | 4:1 | ||||
11. Round | 11/07/2020 | Incheon United | - | Sangju Sangmu | 1:1 | ||||
12. Round | 19/07/2020 | Incheon United | - | Jeonbuk FC | 1:1 | ||||
15. Round | 09/08/2020 | Incheon United | - | Seongnam FC | 0:2 | ||||
16. Round | 16/08/2020 | Daegu FC | - | Incheon United | 0:1 | ||||
18. Round | 29/08/2020 | Sangju Sangmu | - | Incheon United | 3:1 |