5. Round | 05/06/2020 | Incheon United | - | Gangwon FC | 1:2 | ||||
6. Round | 13/06/2020 | Jeonbuk FC | - | Incheon United | 1:0 | ||||
7. Round | 17/06/2020 | Gwangju FC | - | Incheon United | 2:1 | ||||
8. Round | 21/06/2020 | Incheon United | - | Busan IPark | 0:1 | ||||
9. Round | 27/06/2020 | FC Seoul | - | Incheon United | 1:0 | ||||
11. Round | 11/07/2020 | Incheon United | - | Sangju Sangmu | 1:1 | ![]() |
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12. Round | 19/07/2020 | Incheon United | - | Jeonbuk FC | 1:1 | ![]() |
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13. Round | 26/07/2020 | Pohang Steelers | - | Incheon United | 1:1 | ||||
14. Round | 01/08/2020 | Incheon United | - | Gwangju FC | 1:3 | ||||
15. Round | 09/08/2020 | Incheon United | - | Seongnam FC | 0:2 | ||||
17. Round | 22/08/2020 | Incheon United | - | Suwon Bluewings | 1:0 | ||||
18. Round | 29/08/2020 | Sangju Sangmu | - | Incheon United | 3:1 | ||||
19. Round | 06/09/2020 | Gangwon FC | - | Incheon United | 2:3 | ||||
20. Round | 13/09/2020 | Busan IPark | - | Incheon United | 0:0 |