The fourth season of the American television drama series Better Call Saul premiered on August 6, 2018, and concluded on October 8, 2018. The fourth season consists of 10 episodes and aired on Mondays at 9:00 pm (Eastern) in the United States on AMC. A spin-off prequel of Breaking Bad, Better Call Saul was created by Vince Gilligan and Peter Gould, both of whom also worked on Breaking Bad.

Better Call Saul is an American legal crime drama television series created by Vince Gilligan and Peter Gould for AMC. Part of the Breaking Bad franchise, it is a spin-off from Gilligan's previous series, Breaking Bad (2008–2013), to which it serves primarily as a prequel, with some scenes taking place during and after the events of Breaking Bad. Better Call Saul premiered on AMC on February 8, 2015, and ended on August 15, 2022, after six seasons consisting of 63 episodes.