| 2. Journée | 10.03.2018 | Daegu FC | - | Suwon Bluewings | 0:2 | ||||
| 4. Journée | 31.03.2018 | Jeju United | - | Suwon Bluewings | 0:1 | ||||
| 6. Journée | 11.04.2018 | Gangwon FC | - | Suwon Bluewings | 2:3 | ||||
| 7. Journée | 14.04.2018 | Suwon Bluewings | - | Sangju Sangmu | 2:1 | ||||
| 8. Journée | 22.04.2018 | Incheon United | - | Suwon Bluewings | 2:3 |  |
|||
| 10. Journée | 29.04.2018 | Jeonbuk FC | - | Suwon Bluewings | 2:0 | ||||
| 12. Journée | 05.05.2018 | FC Seoul | - | Suwon Bluewings | 2:1 | ||||
| 13. Journée | 13.05.2018 | Suwon Bluewings | - | Daegu FC | 2:0 | ||||
| 14. Journée | 20.05.2018 | Pohang Steelers | - | Suwon Bluewings | 1:1 |  |
|||
| 18. Journée | 18.07.2018 | Suwon Bluewings | - | Incheon United | 5:2 | ||||
| 19. Journée | 21.07.2018 | Gyeongnam FC | - | Suwon Bluewings | 2:2 | ||||
| 20. Journée | 29.07.2018 | Suwon Bluewings | - | Gangwon FC | 2:0 | ||||
| 23. Journée | 15.08.2018 | Suwon Bluewings | - | FC Seoul | 1:2 | ||||
| 24. Journée | 19.08.2018 | Jeonnam Dragons | - | Suwon Bluewings | 6:4 | ||||
| 26. Journée | 25.08.2018 | Suwon Bluewings | - | Gyeongnam FC | 1:0 | ||||
| 27. Journée | 02.09.2018 | Daegu FC | - | Suwon Bluewings | 4:2 | ||||
| 32. Journée | 07.10.2018 | Sangju Sangmu | - | Suwon Bluewings | 1:2 |
Corée du Sud