Home Airlines EAG reveals HERA hybrid electric airplane. Targeting world’s first hybrid electric airplane... EAG reveals HERA hybrid electric airplane. Targeting world’s first hybrid electric airplane for regional fleets. 23 Aug 2020 | AirlinesElectric Aircraft EAG Reveals Hybrid Electric Airplane Concept HERA EAG reveals its hybrid electric airplane concept, called HERA, which offers 70 passengers 800 miles of green(er) travel range.