The 2008–09 Deutsche Eishockey Liga season was the 15th season since the founding of the Deutsche Eishockey Liga (English: German Ice Hockey Leagie).

Bundesliga Champion, the Kassel Huskies received the license to play in the DEL.

After 52 rounds and the play-off's, the Eisbären Berlin won its 4th German Championship in the last five years.

In accordance to the cooperation contract between the DEL and the German Ice Hockey Federation, and after concluding that necessary reforms where not done in the 2.

This is also the first season where the Eisbären Berlin played in the brand new O2 World arena.