FARNBOROUGH, United Kingdom, July 23, 2024 /PRNewswire/ -- Boeing [NYSE: BA] and Qatar Airways announced today the Middle Eastern airline placed an order for 20 more 777-9 airplanes, which will be the world's largest and most fuel-efficient twin-engine jet. The order, which expands the carrier's 777X order book to nearly 100 airplanes, was finalized this year and listed as unidentified on Boeing's Orders & Deliveries website.Boeing and Qatar Airways announced today the Middle Eastern airline placed an order ...