It was held from 10 September 2009 to 27 April 2010, with a break for the Olympic winter games from 8 February to 3 March.

[1] Ak Bars Kazan defended their title by defeating Western conference winners HC MVD in a seven-game play-off final.

The league implemented a more advanced and organized junior hockey sub-league to focus on development.

[3] The regular season started on 10 September 2009 with the "Opening Cup" and ended on 7 March 2010.

Thirty-three players and both teams' coaches were ejected, and a world record total of 707 penalty minutes were incurred.

[6] The KHL imposed fines totaling 5.7 million rubles ($191,000), suspended seven players, and counted the game as a 5–0 defeat for both teams, with no points being awarded.

[8] Continental Cup The first Continental Cup in the KHL history was won by Salavat Yulaev Ufa on 5 March 2010, after the club became unreachable by other clubs in the KHL standings one game before the end of the regular season, and extended their regular-season winning streak to three.

1 The KHL decided that as a result of the game between Vityaz Chekhov and Avangard Omsk on 9 January 2010 being abandoned due to a mass brawl which left neither team having the required number of players to continue, the game counted as a 5–0 defeat for both teams with no points being awarded.

[6][7] Western Conference Eastern Conference Source: khl.ru[11][12] Goaltenders: minimum 20 games played Source: khl.ru[13] GP = Games played; G = Goals; A = Assists; Pts = Points; +/– = P Plus–minus; PIM = Penalty minutes Source: khl.ru[14] GP = Games played; Min = Minutes played; W = Wins; L = Losses; SOL = Shootout losses; GA = Goals against; SO = Shutouts; SV% = Save percentage; GAA = Goals against average The eight best teams of each conference qualified for the playoffs.

The playoffs started on 10 March 2010 and ended on 27 April with the seventh game of the Gagarin Cup final.