All statistics correct as of 15 May 2016.1 Sponsored league name, referring to Turkish Airlines.
The 2015–16 Turkish Airlines Euroleague was the 16th season of the modern era of Euroleague Basketball and the sixth under the title sponsorship of the Turkish Airlines. Including the competition's previous incarnation as the FIBA Europe Champions Cup, this was the 59th season of the premier competition for European men's professional basketball clubs.
The draw was held on 9 July 2015, 13:00 CEST, at the Mediapro Auditorium in Barcelona. The 24 teams were drawn into four groups of six, with the restriction that teams from the same country could not be drawn against each other. For this purpose, Adriatic League worked as only one country. For the draw, the teams were seeded into six pots, in accordance with the Club Ranking, based on their performance in European competitions during a three-year period and the lowest possible position that any club from that league can occupy in the draw is calculated by adding the results of the worst performing team from each league.
Location of teams of the 2015–16 Euroleague regular season. Red: Group A; Green: Group B; Blue: Group C; Yellow: Group D.
In each group, teams played against each other home-and-away in a round-robin format. The matchdays were 15–16 October, 22–23 October, 29–30 October, 5–6 November, 12–13 November, 19–20 November, 26–27 November, 3–4 December, 10–11 December and 17–18 December 2015.
The four first qualified teams advanced to the Top 16, while the fifth and the sixth-placed teams entered the Eurocup Last 32.
A total of 12 countries were represented in the group stage. Pınar Karşıyaka and Darüşşafaka Doğuş made their debut appearances in the group stage of the modern era of Euroleague Basketball.
In each group, teams played against each other home-and-away in a round-robin format. The matchdays were 29–30 December, 7–8 January, 14–15 January, 21–22 January, 28–29 January, 4–5 February, 11–12 February, 25–26 February, 3–4 March, 10–11 March, 17–18 March, 24–25 March, 31 March–1 April and 6–7 April 2016.
The four first qualified teams advanced to the Playoffs, while the four last qualified teams were eliminated.
A total of 8 countries were represented in the Top 16. Cedevita and Darüşşafaka Doğuş made their debut appearances in the Top 16 of the modern era of Euroleague Basketball.
In the playoffs, teams playing against each other had to win three games to win the series. Thus, if one team won three games, before all five games had been played, the games that remained were omitted. The team that finished in the highest Top 16 place played the first, the second, and the fifth (if it was necessary) game of the series at home.
Game 1 was played on 12 and 13 April, game 2 was played on 14 and 15 April, game 3 was played on 18 and 19 April, game 4, if necessary, was played on 21 April, and game 5, if necessary, was played on 26 April 2016.
The four winners of the quarterfinals qualified for the Final Four. The semifinals were played on May 13, while the third place game and championship game were played on May 15, 2016. The event was held at the Mercedes-Benz Arena in Berlin, Germany.