Open’er Festival – Lineup, Dates & Info Open'er Festival Location: Gdynia, Poland Dates: June 30–July 3, 2027 Lineup Highlights Tame ImpalaSombrNEWRayeNEWThe NeighbourhoodNEW Announced Lineup Tame ImpalaSombrNEWRayeNEWThe NeighbourhoodNEW View Festival Lineup
