Tags: Television Season.
The fourth and final season of Prison Break an American serial drama television series commenced airing in the United States on September 1 2008. It consists of 24 episodes (22 television episodes and 2 straight to DVD episodes) 16 of which aired from September to December 2008. After a hiatus it resumed on April 17 2009 and concluded on May 15 2009 with a two episode finale.