1. Round | 01/03/2018 | Jeonbuk FC | - | Ulsan Hyundai FC | 2:0 | ||||
2. Round | 10/03/2018 | Ulsan Hyundai FC | - | Sangju Sangmu | 0:2 | ||||
11. Round | 02/05/2018 | Suwon Bluewings | - | Ulsan Hyundai FC | 0:0 | ||||
17. Round | 15/07/2018 | FC Seoul | - | Ulsan Hyundai FC | 1:1 | ||||
18. Round | 18/07/2018 | Gangwon FC | - | Ulsan Hyundai FC | 3:3 | ||||
23. Round | 15/08/2018 | Gyeongnam FC | - | Ulsan Hyundai FC | 3:3 | ||||
26. Round | 25/08/2018 | Ulsan Hyundai FC | - | FC Seoul | 4:1 | ||||
27. Round | 02/09/2018 | Incheon United | - | Ulsan Hyundai FC | 3:2 | ||||
28. Round | 15/09/2018 | Ulsan Hyundai FC | - | Pohang Steelers | 2:0 | ||||
29. Round | 23/09/2018 | Jeonnam Dragons | - | Ulsan Hyundai FC | 1:0 |