| 1. Jornada | 01.03.2021 | Ulsan Hyundai FC | - | Gangwon FC | 5:0 | ||||
| 2. Jornada | 06.03.2021 | Gangwon FC | - | Pohang Steelers | 1:3 | ||||
| 3. Jornada | 09.03.2021 | Jeonbuk FC | - | Gangwon FC | 2:1 | ||||
| 4. Jornada | 14.03.2021 | Suwon Bluewings | - | Gangwon FC | 1:1 | ||||
| 5. Jornada | 17.03.2021 | Gangwon FC | - | Seongnam FC | 0:0 | ||||
| 6. Jornada | 21.03.2021 | Gangwon FC | - | Incheon United | 2:0 | ||||
| 7. Jornada | 03.04.2021 | FC Seoul | - | Gangwon FC | 0:1 | ||||
| 8. Jornada | 07.04.2021 | Jeju United | - | Gangwon FC | 1:1 |  |
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| 9. Jornada | 10.04.2021 | Gangwon FC | - | Daegu FC | 3:0 | ||||
| 10. Jornada | 17.04.2021 | Suwon FC | - | Gangwon FC | 2:1 | ||||
| 11. Jornada | 20.04.2021 | Gangwon FC | - | Gwangju FC | 0:1 | ||||
| 12. Jornada | 24.04.2021 | Gangwon FC | - | Jeonbuk FC | 1:1 | ||||
| 13. Jornada | 02.05.2021 | Incheon United | - | Gangwon FC | 1:0 | ||||
| 14. Jornada | 08.05.2021 | Pohang Steelers | - | Gangwon FC | 1:1 | ||||
| 15. Jornada | 12.05.2021 | Gangwon FC | - | Ulsan Hyundai FC | 2:2 | ||||
| 16. Jornada | 15.05.2021 | Gangwon FC | - | Suwon FC | 0:0 | ||||
| 19. Jornada | 30.05.2021 | Daegu FC | - | Gangwon FC | 1:0 | ||||
| 17. Jornada | 26.06.2021 | Seongnam FC | - | Gangwon FC | 1:2 |
Corea del Sur