| Time | Status | Match | FT | H1 | Stats |
| 21/07/2018 11:00 |
(FT) | Pohang Steelers Chunnam Dragons |
3 1 |
1 1 |
MF | ME |
| 21/07/2018 11:00 |
(FT) | Gyeongnam FC Suwon Samsung Bluewings |
2 2 |
1 1 |
MF | ME |
| 21/07/2018 12:00 |
(FT) | Gangwon FC Jeju United FC |
3 1 |
1 1 |
MF | ME |
| 22/07/2018 10:00 |
(FT) | Incheon United FC[12] Seoul[8] |
2 1 |
1 1 |
MF | ME |
| 22/07/2018 11:00 |
(FT) | Ulsan Hyundai Horang-i[5] Daegu FC[11] |
2 0 |
1 0 |
MF | ME |
| 22/07/2018 11:30 |
(FT) | Sangju Sangmu Phoenix[7] Jeonbuk Hyundai Motors[1] |
0 2 |
0 2 |
MF | ME |