In the summer of 2007, Banega starred in the under-20 World Cup for his native Argentina, alongside the likes of Manchester City's Sergio Aguero.
ໃນຊ່ວງລຶະເບິ່ງຮ້ອນຂອງ 2007, Banega ໄດ້ສະແດງໃຫ້ເຫັນໃນໂລກໃຕ້ 20 World Cup ສໍາລັບອາເຈນຕິນາຂອງລາວ, ຄຽງຄູ່ກັບການທີ່ມັກຂອງ Manchester City Sergio Aguero.