3. Ronde | 18.03.2018 | Ulsan Hyundai FC | - | Jeju United | 0:1 | ||||
5. Ronde | 08.04.2018 | Jeju United | - | Sangju Sangmu | 0:0 | ||||
6. Ronde | 11.04.2018 | Jeonnam Dragons | - | Jeju United | 0:3 | ||||
9. Ronde | 25.04.2018 | Pohang Steelers | - | Jeju United | 0:1 | ||||
10. Ronde | 28.04.2018 | Daegu FC | - | Jeju United | 1:4 | ||||
11. Ronde | 02.05.2018 | Jeju United | - | Gangwon FC | 3:5 |