2018–19 EFL League One

The 2018–19 EFL League One (referred to as the Sky Bet League One for sponsorship reasons) was the 15th season of the Football League One under its current title and the 26th season under its current league division format. Fixtures were released on 21 June 2018 and the opening round of matches was played on 4 August 2018. The league season ended on 4 May 2019. The summer transfer window closed five days after the start of the season, on 9 August 2018, following a vote by all 72 clubs in the Football League. However, clubs were able to make loan signings until 31 August.

2018–19 EFL League One

The 2018–19 EFL League One (referred to as the Sky Bet League One for sponsorship reasons) was the 15th season of the Football League One under its current title and the 26th season under its current league division format. Fixtures were released on 21 June 2018 and the opening round of matches was played on 4 August 2018. The league season ended on 4 May 2019. The summer transfer window closed five days after the start of the season, on 9 August 2018, following a vote by all 72 clubs in the Football League. However, clubs were able to make loan signings until 31 August.