The 2019 Idaho Vandals football team represented the University of Idaho in the 2019 NCAA Division I FCS football season. The Vandals played their home games on campus at the Kibbie Dome in Moscow, Idaho, and were members of the Big Sky Conference. They were led by seventh-year head coach Paul Petrino. They finished the season 5–7, 3–5 in Big Sky play to finish in a three-way tie for sixth place.