| 14. Round | 03/06/2015 | Jeju United | - | Seongnam FC | 4:3 | ||||
| 18. Round | 27/06/2015 | Busan IPark | - | Jeju United | 1:3 | ||||
| 19. Round | 01/07/2015 | Jeju United | - | FC Seoul | 2:4 | ||||
| 22. Round | 11/07/2015 | Jeju United | - | Jeonbuk FC | 0:3 |  |
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| 27. Round | 23/08/2015 | Gwangju FC | - | Jeju United | 0:1 | ||||
| 28. Round | 29/08/2015 | Jeju United | - | FC Seoul | 2:1 | ||||
| 29. Round | 09/09/2015 | Daejeon Citizen | - | Jeju United | 2:4 | ||||
| 30. Round | 13/09/2015 | Jeju United | - | Ulsan Hyundai FC | 2:2 |
South Korea