 |
 |
|
|
| 23.07.2021 | 12:30 | Suwon Bluewings | - | Incheon United | 1:2 (0:0) | |
| 24.07.2021 | 12:00 | Pohang Steelers | - | FC Seoul | 0:1 (0:0) | |
| 25.07.2021 | 12:00 | Ulsan Hyundai FC | - | Suwon FC | 2:5 (1:4) | |
| 13:00 | Gangwon FC | - | Jeju United | 2:2 (0:1) | ||
| 11.08.2021 | 12:00 | Jeonbuk FC | - | Gwangju FC | 3:0 (2:0) | |
| 04.09.2021 | 12:00 | Seongnam FC | - | Daegu FC | 0:0 (0:0) |
| » Classement | équipe recevante | à l'extérieur | Premier tour | Second tour |
| # | Équipe | M. | G. | N. | P. | Buts | Diff. | Pts. | |
|---|---|---|---|---|---|---|---|---|---|
| 1 |
|
Ulsan Hyundai FC | 21 | 11 | 7 | 3 | 34:23 | 11 | 40 |
| 2 |
|
Jeonbuk FC | 21 | 11 | 6 | 4 | 41:23 | 18 | 39 |
| 3 |
|
Daegu FC | 21 | 9 | 7 | 5 | 25:22 | 3 | 34 |
| 4 |
|
Pohang Steelers | 21 | 9 | 6 | 6 | 22:21 | 1 | 33 |
| 5 |
|
Suwon Bluewings | 21 | 9 | 6 | 6 | 31:22 | 9 | 33 |
| 6 |
|
Incheon United | 21 | 8 | 5 | 8 | 23:30 | -7 | 29 |
| 7 |
|
Suwon FC | 21 | 7 | 6 | 8 | 31:35 | -4 | 27 |
| 8 |
|
Jeju United | 21 | 5 | 11 | 5 | 24:23 | 1 | 26 |
| 9 |
|
Gangwon FC | 21 | 4 | 9 | 8 | 20:27 | -7 | 21 |
| 10 |
|
FC Seoul | 21 | 5 | 5 | 11 | 21:28 | -7 | 20 |
| 11 |
|
Seongnam FC | 21 | 4 | 7 | 10 | 18:27 | -9 | 19 |
| 12 |
|
Gwangju FC | 21 | 5 | 3 | 13 | 20:29 | -9 | 18 |
| Play-off | |
| Relégation |
