| 2. Jornada | 17.05.2020 | FC Seoul | - | Gwangju FC | 1:0 | ||||
| 3. Jornada | 22.05.2020 | Pohang Steelers | - | FC Seoul | 1:2 | ||||
| 4. Jornada | 31.05.2020 | FC Seoul | - | Seongnam FC | 0:1 | ||||
| 6. Jornada | 14.06.2020 | Daegu FC | - | FC Seoul | 6:0 | ||||
| 7. Jornada | 17.06.2020 | Sangju Sangmu | - | FC Seoul | 1:0 | ||||
| 9. Jornada | 27.06.2020 | FC Seoul | - | Incheon United | 1:0 |  |
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| 10. Jornada | 04.07.2020 | Suwon Bluewings | - | FC Seoul | 3:3 | |
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| 11. Jornada | 10.07.2020 | Busan IPark | - | FC Seoul | 2:0 | ||||
| 14. Jornada | 01.08.2020 | Seongnam FC | - | FC Seoul | 1:2 | ||||
| 15. Jornada | 07.08.2020 | FC Seoul | - | Gangwon FC | 2:0 |  |
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| 16. Jornada | 15.08.2020 | FC Seoul | - | Sangju Sangmu | 2:1 | |
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| 17. Jornada | 22.08.2020 | Gwangju FC | - | FC Seoul | 0:0 | ||||
| 18. Jornada | 30.08.2020 | Ulsan Hyundai FC | - | FC Seoul | 3:0 | ||||
| 19. Jornada | 05.09.2020 | FC Seoul | - | Busan IPark | 1:1 | ||||
| 20. Jornada | 13.09.2020 | FC Seoul | - | Suwon Bluewings | 2:1 | |
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| 21. Jornada | 16.09.2020 | Incheon United | - | FC Seoul | 1:0 | ||||
| 22. Jornada | 20.09.2020 | FC Seoul | - | Daegu FC | 0:0 |
Corea del Sur