The 2009 Western Athletic Conference (WAC) football season was an NCAA football season played from September 3, 2009, to January 4, 2010. The Western Athletic Conference consists of 9 members: Boise State, Fresno State, Hawai'i, Idaho, Louisiana Tech, Nevada, New Mexico State, San Jose State, and Utah State. Boise State won the 2009 WAC title going 13–0, 8–0 in conference and were invited to play in the Fiesta Bowl, in which they defeated previously unbeaten TCU. Nevada, Fresno State, and Idaho also played in bowl games, the Hawaiʻi Bowl, New Mexico Bowl, and Humanitarian Bowl, respectively. Nevada lost to SMU and Fresno State lost to Wyoming, while Idaho beat Bowling Green.