Electric aircraft company Ampaire has flown its hybrid-electric powered Cessna 337 Skymaster on what it calls an “actual airline route”, between two of Hawaii’s islands.

Electric aircraft specialist Ampaire has flown a second Cessna 337 Skymaster powered partly by an electric motor, a development coming ahead of planned airline demonstration flights before year end.

The Cessna-based, hybrid-electric Ampaire 337 during its maiden flight. (Ampaire) California aviation company Ampaire’s hybrid-electric Cessna 337 Skymaster has taken its first test flight.

Three years after its establishment, its Electric EEL technology testbed aircraft (a modified twin-engine Cessna 337 Skymaster) successfully took to the skies for the first time.