Most purchases from business sellers are protected by the Consumer Contract Regulations 2013 which give you the right to cancel the purchase within 14 days after the day you receive the item. Following an impressive league campaign in which he scored 12 goals and provided 14 assists, Sancho was named in the 2018–19 Bundesliga Team of the Season. Exclusive: Jadon Sancho's Manchester City future in doubt after he fails to turn up to training on 'several occasions' ".

During a 3–3 draw with 1899 Hoffenheim on 9 February 2019, he became the youngest-ever player to score eight goals in a single Bundesliga season, breaking the record previously held by Christian Wück. Included among his goals for the month was a brace in a draw against Hertha BSC which saw him become the first player born in the 2000s to score twice in a single Bundesliga match and the youngest ever by a Dortmund player. On 1 July 2021, it was announced that Manchester United and Dortmund had reached an agreement for Sancho's transfer, subject to him signing a contract and passing a medical, both of which were expected to happen after UEFA Euro 2020.

Success continued ahead of the 2019–20 season, with Sancho providing an assist and scoring in a 2–0 DFL-Supercup victory over Bayern Munich on 3 August 2019. He later stated that he felt confident in making the move abroad due to his previous experiences in relocating with Watford and Manchester City.

Arsenal and Tottenham target Jadon Sancho withdraws from Manchester City training in bid to force move". Trading Card of Jadon Sancho from Golden Baller series of the Manchester United team with number 7 from official collection Panini Adrenalyn XL Premier League 22/23. Sancho's three goals and three assists in five league matches during February 2020 saw him named Bundesliga Player of the Month for the second time in his career. On 23 November, he scored his first goal for the club, against Villarreal to secure a spot in the knockout stage of the Champions League. Sancho was part of the England youth team that won the 2017 FIFA U-17 World Cup and made his debut for the senior team in 2018.After scoring his first goal, he removed his shirt to reveal a shirt with the message "Justice for George Floyd", a black man who was murdered earlier that week in Minneapolis by a police officer, who knelt on Floyd's neck until he became unresponsive.