The 2020 KBO League season schedule was released in December 2019.

[1] Due to the COVID-19 pandemic in South Korea, the Korea Baseball Organization announced in March 2020 that all ten exhibition games would be cancelled, and the start of the season would be delayed until April.

[2][3] The Kia Tigers, a KBO League team that had arrived in the United States on 30 January 2020 to hold a portion of its spring training activities, remained in their early spring training venue, Terry Park Ballfield in Fort Myers, Florida (United States) through March.

[4][5] Preseason KBO League games began on 21 April.

1 seed, and automatic trip to the Korean Series, then the tiebreaker (head to head record) will not be implemented; instead, a one game playoff system will be used to determine the automatic bye.