18 sep - 21 sep 2021
21 september 2021
Pohang Steelers
0
0
19:00
Ulsan Hyundai
Gwangju FC
0
0
16:30
Jeonbuk FC
Suwon Bluewings
0
0
14:00
Gangwon FC
19 september 2021
FC Seoul
0
0
16:30
Suwon FC
Incheon United
0
0
14:00
Seongnam FC
18 september 2021
Daegu FC
2
1
19:00
Ulsan Hyundai
Gwangju FC
1
1
16:30
Jeju United
Jeonbuk FC
1
0
14:20
Suwon Bluewings