The 2008–09 WHL season was the 43rd season of the Western Hockey League (WHL). The regular season began on September 18, 2008, and ended on March 15, 2009. The WHL Playoffs commenced on March 20, 2009, and the 2008 ADT Canada Russia Challenge series, featuring Team WHL versus the Russian Selects, took place from November 26–27, 2008. The Kelowna Rockets won the Ed Chynoweth Cup as WHL champions.

The Kelowna Rockets are a junior ice hockey team based in Kelowna, British Columbia, Canada. The Rockets play in the Western Hockey League (WHL), out of the Canadian Hockey League (CHL). They play their home games at Prospera Place.