11. Round | 02/05/2018 | Sangju Sangmu | - | Jeonnam Dragons | 1:1 | ||||
18. Round | 18/07/2018 | Sangju Sangmu | - | Gyeongnam FC | 0:1 | ||||
21. Round | 04/08/2018 | Sangju Sangmu | - | Suwon Bluewings | 1:1 | ||||
25. Round | 22/08/2018 | Ulsan Hyundai FC | - | Sangju Sangmu | 4:1 | ||||
26. Round | 25/08/2018 | Sangju Sangmu | - | Jeonbuk FC | 2:2 | ||||
28. Round | 16/09/2018 | Gangwon FC | - | Sangju Sangmu | 2:3 | ||||
30. Round | 26/09/2018 | Sangju Sangmu | - | Pohang Steelers | 1:2 |