1. Round | 04/03/2012 | Jeju United | - | Incheon United | 3:1 | ||||
3. Round | 18/03/2012 | Gwangju FC | - | Jeju United | 3:2 | ||||
20. Round | 12/07/2012 | Ulsan Hyundai FC | - | Jeju United | 2:2 | ||||
21. Round | 15/07/2012 | Jeju United | - | Daejeon Citizen | 4:1 | ||||
22. Round | 21/07/2012 | Jeju United | - | Chunnam Dragons | 6:0 | ||||
23. Round | 25/07/2012 | Gyeongnam FC | - | Jeju United | 3:1 | ||||
28. Round | 19/08/2012 | Jeonbuk FC | - | Jeju United | 3:3 | ||||
29. Round | 23/08/2012 | Jeju United | - | Seongnam Ilhwa Chunma | 1:2 |