Oregon will host Portland State at Autzen Stadium in Eugene on Sept. 8, 2018. The Vikings will receive a $550,000 guarantee for playing the game, according to a copy of the contract obtained from Oregon via a public records request. Oregon and Portland State have squared off four times, most recently in 2010. The Ducks blanked the Vikings 69-0 in that game to extend their overall series lead to 4-0.