The 2008–09 Biathlon World Cup was a multi-race tournament over a season of biathlon, organised by the International Biathlon Union.

The season started on 2 December 2008 in Östersund, Sweden and ends on 29 March 2009 in Khanty-Mansiysk, Russia.

Below is the World Cup calendar for the 2008–09 season.

[1]

Following notable biathletes retired after the 2008–09 season: