Futuristic one-wing planes featuring spacious interiors – and no windows – could enter service as early as 2030.Reminiscent of a stingray, the JetZero Z4 has been designed to reduce emissions by 50 per cent while providing an enhanced customer experience.The planes aim to offer a capacity of 250 seats and can fly to a range of 5,000 nautical miles.Inside, the Z4 includes larger seats across all classes, wider aisles and even overhead bins for every seat.The main boarding door will be wider too, helping passengers board faster with less hassle.Meanwhile, accessible bathrooms with designated waiting areas will help make it easier for people to move around the cabin. One-wing planes are in development, expected to be released by 2030The Wall Street Journal reported: ‘If JetZero can cross the line, the blended-wing aircraft would mark the biggest shift in passenger-jetliner design since the supersonic Concorde.’ The blended wing plane promises better fuel efficiency, more expansive range, and a lighter, more aerodynamic design than conventional jets. JetZero estimates the design could reduce fuel consumption and emissions by up to 50 per cent. The company uses Altair FlightStream to perform advanced computational fluid dynamics simulations, reduce costs and streamline innovation. ‘Altair is delighted that JetZero, a true pioneer in the world of aerospace today, is leveraging our simulation and AI technology to push limits in airplane design,’ said Pietro Cervellera, senior vice president of aerospace and defense, Altair. These new planes, called the JetZero Z4, have been designed to reduce emissions by 50 per cent while providing an enhanced customer experience Currently under development, the jet has attracted much support’JetZero’s vision is to reshape aviation to usher in a more efficient, more sustainable aerospace industry – we share this same vision.’ Blended-wing aeroplanes differ from traditional tube-and-wing designs.The aircraft’s wings are blended seamlessly with its body, allowing all body surfaces to produce lift and minimise drag. The blended wing plane is a more efficient structure, reducing weight and noise compared to conventional aircraft designs. With the engines mounted high on the rear of the aircraft, engine noise will be directed upwards on takeoff and landing.As a result, it will reduce noise for the communities around the airport. JetZero plans to achieve its design’s first full-scale flight in 2027. One of the biggest advantages of the JetZero Z4 is fuel savings The new design aims to reduce drag and produce lift across the entire wingspan, helping cut fuel use by up to 50 per cent per passengerThe concept has also attracted significant investment.JetZero has signed an early agreement with the Export-Import Bank of the United States to explore up to $3 billion (£2.22 billion) in potential financial support.Airlines are on board, too – including Delta, United and Alaska.Japan Airlines last month announced its support and interest in JetZero’s Z4 programme.Gulf Air, the national carrier of the Kingdom of Bahrain, has signed a letter of intent with JetZero for an undisclosed number of Z4 aircraft in the early 2030s, to support their growing network throughout Europe and Asia.