2. Round | 11/03/2018 | Jeonnam Dragons | - | Pohang Steelers | 2:3 | ||||
3. Round | 18/03/2018 | Suwon Bluewings | - | Pohang Steelers | 1:1 | ||||
7. Round | 15/04/2018 | Pohang Steelers | - | Gyeongnam FC | 2:1 | ||||
8. Round | 21/04/2018 | Pohang Steelers | - | Sangju Sangmu | 0:2 | ||||
10. Round | 29/04/2018 | Gangwon FC | - | Pohang Steelers | 0:0 |