| 1. Round | 04/03/2017 | Ulsan Hyundai FC | - | Pohang Steelers | 2:1 | ||||
| 6. Round | 15/04/2017 | Pohang Steelers | - | Daegu FC | 2:1 | ||||
| 15. Round | 21/06/2017 | Incheon United | - | Pohang Steelers | 0:3 | ||||
| 16. Round | 24/06/2017 | Jeju United | - | Pohang Steelers | 3:0 | ||||
| 17. Round | 28/06/2017 | Pohang Steelers | - | Jeonbuk FC | 1:3 | ||||
| 19. Round | 08/07/2017 | Pohang Steelers | - | Jeonnam Dragons | 1:1 | ||||
| 20. Round | 12/07/2017 | FC Seoul | - | Pohang Steelers | 1:0 | ||||
| 21. Round | 15/07/2017 | Pohang Steelers | - | Suwon Bluewings | 2:3 | ||||
| 22. Round | 19/07/2017 | Daegu FC | - | Pohang Steelers | 3:0 | ||||
| 23. Round | 22/07/2017 | Jeju United | - | Pohang Steelers | 3:2 | ||||
| 24. Round | 02/08/2017 | Pohang Steelers | - | Gwangju FC | 3:2 | ||||
| 25. Round | 06/08/2017 | Pohang Steelers | - | Jeonnam Dragons | 1:1 |  |
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| 26. Round | 13/08/2017 | Ulsan Hyundai FC | - | Pohang Steelers | 1:1 | ||||
| 27. Round | 20/08/2017 | Incheon United | - | Pohang Steelers | 2:0 |  |
South Korea