| Time | Status | Match | FT | H1 | Stats |
| 28/04/2018 07:00 |
(FT) | Daegu FC[11] Jeju United FC[6] |
1 4 |
1 1 |
MF | ME |
| 28/04/2018 09:00 |
(FT) | Seoul[9] Sangju Sangmu Phoenix[7] |
0 0 |
0 0 |
MF | ME |
| 28/04/2018 09:00 |
(FT) | Ulsan Hyundai Horang-i[8] Chunnam Dragons[12] |
1 1 |
1 1 |
MF | ME |
| 29/04/2018 07:00 |
(FT) | Jeonbuk Hyundai Motors[1] Suwon Samsung Bluewings[2] |
2 0 |
1 0 |
MF | ME |
| 29/04/2018 09:00 |
(FT) | Gangwon FC[8] Pohang Steelers[6] |
0 0 |
0 0 |
MF | ME |
| 29/04/2018 09:00 |
(FT) | Incheon United FC[11] Gyeongnam FC[4] |
2 3 |
2 1 |
MF | ME |