12. Round | 18/05/2013 | Suwon Bluewings | - | Jeju United | 1:2 | ||||
13. Round | 26/05/2013 | Jeju United | - | FC Seoul | 4:4 | ||||
14. Round | 01/06/2013 | Jeju United | - | Pohang Steelers | 2:3 | ||||
15. Round | 29/06/2013 | Seongnam Ilhwa Chunma | - | Jeju United | 2:2 | ||||
19. Round | 16/07/2013 | Ulsan Hyundai FC | - | Jeju United | 4:0 | ||||
20. Round | 31/07/2013 | FC Seoul | - | Jeju United | 1:0 | ||||
21. Round | 03/08/2013 | Jeju United | - | Chunnam Dragons | 0:0 | ||||
22. Round | 10/08/2013 | Gangwon FC | - | Jeju United | 0:4 | ||||
23. Round | 18/08/2013 | Jeju United | - | Daegu FC | 1:1 | ||||
24. Round | 24/08/2013 | Jeju United | - | Jeonbuk FC | 0:3 | ||||
25. Round | 28/08/2013 | Busan IPark | - | Jeju United | 1:2 |