| 1. Round | 02/03/2013 | FC Seoul | - | Pohang Steelers | 2:2 |  |
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| 2. Round | 09/03/2013 | Pohang Steelers | - | Daejeon Citizen | 3:0 | ||||
| 3. Round | 17/03/2013 | Suwon Bluewings | - | Pohang Steelers | 0:2 | |
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| 4. Round | 30/03/2013 | Pohang Steelers | - | Chunnam Dragons | 2:1 | |
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| 6. Round | 13/04/2013 | Gyeongnam FC | - | Pohang Steelers | 1:1 | |
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| 7. Round | 16/04/2013 | Gangwon FC | - | Pohang Steelers | 0:3 | ||||
| 8. Round | 20/04/2013 | Pohang Steelers | - | Jeju United | 1:0 | ||||
| 9. Round | 27/04/2013 | Jeonbuk FC | - | Pohang Steelers | 1:1 | ||||
| 10. Round | 05/05/2013 | Pohang Steelers | - | Seongnam Ilhwa Chunma | 1:0 | ||||
| 11. Round | 11/05/2013 | Busan IPark | - | Pohang Steelers | 2:2 | |
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| 12. Round | 18/05/2013 | Pohang Steelers | - | Ulsan Hyundai FC | 1:2 | ||||
| 20. Round | 31/07/2013 | Pohang Steelers | - | Gangwon FC | 4:0 | ||||
| 21. Round | 03/08/2013 | Daegu FC | - | Pohang Steelers | 0:1 | ||||
| 22. Round | 11/08/2013 | Daejeon Citizen | - | Pohang Steelers | 0:1 |  |
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| 24. Round | 25/08/2013 | Chunnam Dragons | - | Pohang Steelers | 2:3 | ||||
| 25. Round | 28/08/2013 | Ulsan Hyundai FC | - | Pohang Steelers | 2:0 | ||||
| 26. Round | 01/09/2013 | Pohang Steelers | - | Busan IPark | 1:2 | |
South Korea