Eco-conscious airlines: United Airlines plans to introduce a regional US flight service aboard 100 30-passenger hybrid-electric planes, from Swedish startup Heart Aerospace, by 2028. Click on for other airlines that stand out for pioneering sustainability measures.
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Widerøe:Norway-based Widerøe, the largest regional airline in Scandinavia, is on track to become one of the world's first fully emissions-free airlines. An all-electric aircraft-development partnership is set to replace the airline's entire domestic fleet by 2028.
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SAS: Scandinavian airline SAS is already taking reservations for commercial hybrid-electric flights in 2028, aboard 30-passenger Heart Aerospace planes. The airline also plans to slash CO2 emissions by 25% by 2025.
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Wizz Air: European low-cost carrier Wizz Air claims one of the industry's lowest carbon emissions-impact per passenger, thanks to its younger, fuel efficient fleet, high-occupancy flights and direct route network that omits carbon-emitting connecting flights.