| 13. Jornada | 19.05.2012 | Incheon United | - | Busan IPark | 0:0 | ||||
| 14. Jornada | 28.05.2012 | FC Seoul | - | Incheon United | 3:1 | ||||
| 15. Jornada | 14.06.2012 | Incheon United | - | Pohang Steelers | 1:1 | ||||
| 17. Jornada | 23.06.2012 | Incheon United | - | Sangju Sangmu | 1:0 | ||||
| 18. Jornada | 27.06.2012 | Incheon United | - | Seongnam Ilhwa Chunma | 0:0 | ||||
| 19. Jornada | 30.06.2012 | Gyeongnam FC | - | Incheon United | 0:0 |  |
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| 20. Jornada | 08.07.2012 | Busan IPark | - | Incheon United | 1:2 |  |
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| 21. Jornada | 15.07.2012 | Incheon United | - | FC Seoul | 3:2 | |
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| 22. Jornada | 22.07.2012 | Pohang Steelers | - | Incheon United | 2:1 | ||||
| 23. Jornada | 26.07.2012 | Incheon United | - | Daegu FC | 1:0 | ||||
| 24. Jornada | 29.07.2012 | Suwon Bluewings | - | Incheon United | 3:1 | ||||
| 25. Jornada | 04.08.2012 | Incheon United | - | Chunnam Dragons | 1:0 | |
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| 26. Jornada | 09.08.2012 | Daejeon Citizen | - | Incheon United | 0:2 | ||||
| 27. Jornada | 12.08.2012 | Incheon United | - | Gangwon FC | 2:0 | ||||
| 28. Jornada | 18.08.2012 | Ulsan Hyundai FC | - | Incheon United | 0:1 | ||||
| 29. Jornada | 23.08.2012 | Jeonbuk FC | - | Incheon United | 1:2 | |
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| 30. Jornada | 26.08.2012 | Incheon United | - | Jeju United | 0:0 |
Corea del Sur