The festival will be held at the Gorge Amphitheatre over three days from July 31 to Aug. 2.
Kelsea Ballerini, Billy Currington, Jon Pardi, Randy Houser, Ashley McBryde, Russell Dickerson, Hardy Morgan Evans, Lindsay Ell, Travis Denning, Blanco Brown, Gone West featuring Colbie Caillat, Tenille Arts and Dee Jay Silver are also set to perform with more artists to be announced at a later date.
Passes go on sale Feb. 21 at 10 a.m. PDT through the event's official website. VIP options will be available for purchase.
Bentley is also set to headline the iHeartCountry Festival along with Lady Antebellum which takes place on May 2 at the University of Texas at Austin.
Rhett celebrated on Tuesday the birth of his third daughter, Lennon Love, with his wife Lauren Akins.