| 1. Round | 03/03/2013 | Incheon United | - | Gyeongnam FC | 0:0 | ||||
| 2. Round | 09/03/2013 | FC Seoul | - | Incheon United | 2:3 | ||||
| 3. Round | 16/03/2013 | Seongnam Ilhwa Chunma | - | Incheon United | 1:3 |  |
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| 4. Round | 31/03/2013 | Incheon United | - | Daejeon Citizen | 1:2 | ||||
| 5. Round | 06/04/2013 | Pohang Steelers | - | Incheon United | 1:1 | ||||
| 6. Round | 13/04/2013 | Daegu FC | - | Incheon United | 1:3 | ||||
| 7. Round | 16/04/2013 | Incheon United | - | Chunnam Dragons | 0:0 | ||||
| 8. Round | 20/04/2013 | Incheon United | - | Jeonbuk FC | 3:1 | ||||
| 9. Round | 28/04/2013 | Ulsan Hyundai FC | - | Incheon United | 2:2 | ||||
| 10. Round | 05/05/2013 | Suwon Bluewings | - | Incheon United | 1:0 | |
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| 11. Round | 12/05/2013 | Incheon United | - | Jeju United | 0:0 | ||||
| 12. Round | 19/05/2013 | Incheon United | - | Gangwon FC | 1:0 | ||||
| 13. Round | 25/05/2013 | Busan IPark | - | Incheon United | 0:3 | ||||
| 14. Round | 26/06/2013 | Incheon United | - | Seongnam Ilhwa Chunma | 1:4 |
South Korea