| 3. Round | 16/03/2019 | FC Seoul | - | Jeju United | 0:0 |  |
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| 4. Round | 29/03/2019 | Ulsan Hyundai FC | - | Jeju United | 2:1 | ||||
| 5. Round | 03/04/2019 | Seongnam FC | - | Jeju United | 1:1 | ||||
| 10. Round | 04/05/2019 | Jeju United | - | Gyeongnam FC | 2:0 | ||||
| 11. Round | 12/05/2019 | Jeju United | - | Suwon Bluewings | 1:3 | ||||
| 16. Round | 16/06/2019 | Sangju Sangmu | - | Jeju United | 4:2 | ||||
| 17. Round | 21/06/2019 | Jeju United | - | Seongnam FC | 1:2 | ||||
| 19. Round | 07/07/2019 | Suwon Bluewings | - | Jeju United | 2:0 |
South Korea