8. Round | 21/04/2018 | Pohang Steelers | - | Sangju Sangmu | 0:2 | ||||
11. Round | 02/05/2018 | Sangju Sangmu | - | Jeonnam Dragons | 1:1 | ||||
12. Round | 05/05/2018 | Sangju Sangmu | - | Gangwon FC | 3:0 | ||||
13. Round | 13/05/2018 | Sangju Sangmu | - | Incheon United | 3:2 | ||||
15. Round | 08/07/2018 | Sangju Sangmu | - | Ulsan Hyundai FC | 2:3 | ||||
16. Round | 11/07/2018 | Sangju Sangmu | - | Daegu FC | 0:1 | ||||
17. Round | 14/07/2018 | Jeonnam Dragons | - | Sangju Sangmu | 2:0 | ||||
18. Round | 18/07/2018 | Sangju Sangmu | - | Gyeongnam FC | 0:1 | ||||
19. Round | 22/07/2018 | Sangju Sangmu | - | Jeonbuk FC | 0:2 | ||||
20. Round | 28/07/2018 | Sangju Sangmu | - | Pohang Steelers | 2:1 | ||||
21. Round | 04/08/2018 | Sangju Sangmu | - | Suwon Bluewings | 1:1 | ||||
22. Round | 12/08/2018 | Sangju Sangmu | - | FC Seoul | 1:2 | ||||
27. Round | 01/09/2018 | Sangju Sangmu | - | Jeonnam Dragons | 1:2 | ||||
30. Round | 26/09/2018 | Sangju Sangmu | - | Pohang Steelers | 1:2 | ||||
31. Round | 30/09/2018 | FC Seoul | - | Sangju Sangmu | 2:2 | ||||
32. Round | 07/10/2018 | Sangju Sangmu | - | Suwon Bluewings | 1:2 |