1. Round | 01/03/2018 | Jeonbuk FC | - | Ulsan Hyundai FC | 2:0 | ||||
2. Round | 10/03/2018 | Ulsan Hyundai FC | - | Sangju Sangmu | 0:2 | ||||
4. Round | 31/03/2018 | Pohang Steelers | - | Ulsan Hyundai FC | 2:1 | ||||
10. Round | 28/04/2018 | Ulsan Hyundai FC | - | Jeonnam Dragons | 1:1 | ||||
11. Round | 02/05/2018 | Suwon Bluewings | - | Ulsan Hyundai FC | 0:0 | ||||
13. Round | 13/05/2018 | Ulsan Hyundai FC | - | Gyeongnam FC | 1:1 | ||||
14. Round | 20/05/2018 | Incheon United | - | Ulsan Hyundai FC | 1:1 | ||||
17. Round | 15/07/2018 | FC Seoul | - | Ulsan Hyundai FC | 1:1 | ||||
18. Round | 18/07/2018 | Gangwon FC | - | Ulsan Hyundai FC | 3:3 | ||||
26. Round | 25/08/2018 | Ulsan Hyundai FC | - | FC Seoul | 4:1 | ||||
30. Round | 26/09/2018 | Ulsan Hyundai FC | - | Jeju United | 3:2 | ||||
31. Round | 29/09/2018 | Suwon Bluewings | - | Ulsan Hyundai FC | 2:2 | ||||
32. Round | 07/10/2018 | Ulsan Hyundai FC | - | Jeonbuk FC | 2:2 |