Full-sized, long-haul commercial "jets" as we know them are unlikely to be purely electric in the near future due to the energy density of batteries, which is currently about 50 times lower than jet fuel. However, 2026 is a landmark year for regional electric aviation. Companies like Lilium and Eviation are flight-testing all-electric aircraft designed for short hops (under 500 km). These aren't "jets" in the traditional sense; they use electric motors to drive fans or propellers. For larger aircraft, the industry is pivoting toward hybrid-electric propulsion and Hydrogen fuel cells. Airbus is currently advancing its "ZEROe" project, aiming for a hydrogen-powered commercial aircraft by 2035. While your 14-hour flight to Sydney will likely rely on Sustainable Aviation Fuel (SAF) for decades, your 45-minute commuter flight between cities like Seattle and Vancouver could very well be "plug-in" by the end of this decade.