Octavos de final
26.05.2021 12:00 Yangju Citizen Yangju Citizen - Jeonbuk FC Jeonbuk FC -:-
26.05.2021 12:00 Suwon Bluewings Suwon Bluewings - FC Anyang FC Anyang -:-
26.05.2021 12:00 Daegu FC Daegu FC - Gimhae FC Gimhae FC -:-
26.05.2021 12:00 Gimcheon Sangmu Gimcheon Sangmu - Seongnam FC Seongnam FC -:-
26.05.2021 12:00 Chungnam Asan FC Chungnam Asan FC - Pohang Steelers Pohang Steelers -:-
26.05.2021 12:00 Gangwon FC Gangwon FC - Seoul E-Land FC Seoul E-Land FC -:-
26.05.2021 12:00 Ulsan Hyundai Ulsan Hyundai - Gyeongnam FC Gyeongnam FC -:-
26.05.2021 12:00 Busan Transportation Corporation Busan Transportation Corporation - Jeonnam Dragons Jeonnam Dragons -:-