| 09 May 20 | r01     | Incheon United FCIncheon Unite | 0 - 0 | Daegu FCDaegu FC |
| |
| 17 May 20 | r02 | Seongnam FCSeongnam FC | 0 - 0 | Incheon United FCIncheon Unite |
| |
| 23 May 20 | r03 | Suwon Samsung BluewingsSuwon Samsung | 1 - 0 | Incheon United FCIncheon Unite |
| |
| 31 May 20 | r04 | Incheon United FCIncheon Unite | 1 - 4 | Pohang SteelersPohang Steele |
| |
| 05 Jun 20 | r05 | Incheon United FCIncheon Unite | 1 - 2 | Gangwon FCGangwon FC |
| |
| 13 Jun 20 | r06 | Jeonbuk Hyundai MotorsJeonbuk Hyund | 1 - 0 | Incheon United FCIncheon Unite |
| |
| 17 Jun 20 | r07 | Gwangju FCGwangju FC | 2 - 1 | Incheon United FCIncheon Unite |
| |
| 21 Jun 20 | r08 | Incheon United FCIncheon Unite | 0 - 1 | Busan IParkBusan IPark |
| |
| 27 Jun 20 | r09 | FC SeoulFC Seoul | 1 - 0 | Incheon United FCIncheon Unite |
| |
| 04 Jul 20 | r10 | Ulsan Hyundai FCUlsan Hyundai | 4 - 1 | Incheon United FCIncheon Unite |
| |
| 11 Jul 20 | r11 | Incheon United FCIncheon Unite | 1 - 1 | Sangju SangmuSangju Sangmu |
| |
| 19 Jul 20 | r12 | Incheon United FCIncheon Unite | 1 - 1 | Jeonbuk Hyundai MotorsJeonbuk Hyund |
| |
| 26 Jul 20 | r13 | Pohang SteelersPohang Steele | 1 - 1 | Incheon United FCIncheon Unite |
| |
| 01 Aug 20 | r14 | Incheon United FCIncheon Unite | 1 - 3 | Gwangju FCGwangju FC |
| |
| 09 Aug 20 | r15 | Incheon United FCIncheon Unite | 0 - 2 | Seongnam FCSeongnam FC |
| |
| 16 Aug 20 | r16 | Daegu FCDaegu FC | 0 - 1 | Incheon United FCIncheon Unite |
| |
| 22 Aug 20 | r17 | Incheon United FCIncheon Unite | 1 - 0 | Suwon Samsung BluewingsSuwon Samsung |
| |
| 29 Aug 20 | r18 | Sangju SangmuSangju Sangmu | 3 - 1 | Incheon United FCIncheon Unite |
| |
| 06 Sep 20 | r19 | Gangwon FCGangwon FC | 2 - 3 | Incheon United FCIncheon Unite |
| |
| 13 Sep 20 | r20 | Busan IParkBusan IPark | 0 - 0 | Incheon United FCIncheon Unite |
| |
| 16 Sep 20 | r21 | Incheon United FCIncheon Unite | 1 - 0 | FC SeoulFC Seoul |
| |
| 20 Sep 20 | r22 | Incheon United FCIncheon Unite | 0 - 1 | Ulsan Hyundai FCUlsan Hyundai |
| |
| 27 Sep 20 | r01 | Seongnam FCSeongnam FC | 0 - 6 | Incheon United FCIncheon Unite |
| |
| 04 Oct 20 | r02 | Incheon United FCIncheon Unite | 0 - 1 | Suwon Samsung BluewingsSuwon Samsung |
| |
| 16 Oct 20 | r03 | Gangwon FCGangwon FC | 3 - 1 | Incheon United FCIncheon Unite |
| |
| 24 Oct 20 | r04 | Incheon United FCIncheon Unite | 2 - 1 | Busan IParkBusan IPark |
| |
| 31 Oct 20 | r05 | FC SeoulFC Seoul | 0 - 1 | Incheon United FCIncheon Unite |
Team 2020 Schedules
Bucheon FC 1995
Daejeon Hana Citizen
FC Anyang
FC Seoul
Gangwon FC
Gimcheon Sangmu
Gwangju FC
Incheon United
Jeju SK
Jeonbuk Hyundai Motors
Pohang Steelers
Ulsan HD
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