*Club domestic league appearances and goals, correct as of 24 November 2024 ‡ National team caps and goals, correct as of 10:27, 27 November 2023 (UTC)
Deli moved from Sparta Prague to their rivals Slavia Prague, who were then struggling to avoid relegation, in January 2015.[4] He quickly established himself in Slavia, playing in 66 out of their 74 league matches in his first three seasons.[5] He won the 2016–17 Czech First League title with Slavia Prague, and was the runner-up for the Best Defender of the Year award.[6][7] During that season, he did not receive a single yellow card.[8] In June 2017, Deli extended his contract until June 2020.[8]
Club Brugge
Deli joined Club Brugge KV on 10 July 2019, on a three-year contract until 2022.[9]
On 1 February 2021, Deli returned former club Slavia Prague on a loan deal until the end of the season.[10]
^Malice, Florent (1 February 2021). "Officiel : Bruges prête Simon Deli" [Official: Bruges lends Simon Deli]. Walfoot.be (in French). Retrieved 5 February 2021.