| 1. Round | 02/03/2019 | Incheon United | - | Jeju United | 1:1 |  |
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| 2. Round | 09/03/2019 | Daegu FC | - | Jeju United | 2:0 | ||||
| 3. Round | 16/03/2019 | FC Seoul | - | Jeju United | 0:0 | ||||
| 5. Round | 03/04/2019 | Seongnam FC | - | Jeju United | 1:1 | ||||
| 7. Round | 13/04/2019 | Jeju United | - | Jeonbuk FC | 0:1 | ||||
| 13. Round | 25/05/2019 | Gangwon FC | - | Jeju United | 0:1 | ||||
| 14. Round | 28/05/2019 | Jeju United | - | Incheon United | 1:2 | ||||
| 15. Round | 01/06/2019 | Jeju United | - | Ulsan Hyundai FC | 1:3 | ||||
| 18. Round | 29/06/2019 | Jeju United | - | Daegu FC | 1:1 | ||||
| 19. Round | 07/07/2019 | Suwon Bluewings | - | Jeju United | 2:0 | ||||
| 32. Round | 28/09/2019 | Daegu FC | - | Jeju United | 2:2 |
South Korea