Home Electric Aircraft Ampaire Flies Longest Route to Date for an Electrified Aircraft Electric AircraftHybrid Ampaire Flies Longest Route to Date for an Electrified Aircraft SOURCEAVIATIONPROS.COM 23 Oct 2020 248 Ampaire Flies Longest Route to Date for an Electrified Aircraft Ampaire has accomplished the longest flight to date for any commercially relevant aircraft employing electric propulsion, in this case a hybrid-electric propulsion system.