An antenna apparatus includes a substrate including a first main side and a second main side arranged opposite thereto. The antenna apparatus further includes a first and a second fixing region arranged at the first main side. The antenna apparatus includes a ribbon connecting the first fixing region and the second fixing region, which is at least regionally spaced apart from the substrate. Furthermore, the antenna apparatus includes a metallization arranged at the second main side, which is arranged opposite to at least one of the first fixing region, the second fixing region and the ribbon.