4. Round | 30/05/2020 | Gwangju FC | - | Ulsan Hyundai FC | 1:1 | ||||
17. Round | 23/08/2020 | Seongnam FC | - | Ulsan Hyundai FC | 1:2 | ||||
18. Round | 30/08/2020 | Ulsan Hyundai FC | - | FC Seoul | 3:0 | ||||
20. Round | 12/09/2020 | Ulsan Hyundai FC | - | Daegu FC | 1:1 | ||||
21. Round | 15/09/2020 | Jeonbuk FC | - | Ulsan Hyundai FC | 2:1 | ||||
22. Round | 20/09/2020 | Incheon United | - | Ulsan Hyundai FC | 0:1 |