Boeing 787-9 gets to 20,400 feet during maiden flight
Boeing’s first 787-9 reached an altitude of 20,400 feet (6,218 meters) during its inaugural test flight, which the manufacturer characterized as productive and successful.
The 787-9, which the test pilots said handled similarly to the 787-8 baseline variant now in commercial service, was flown at a top airspeed of 250 knots (288 miles/463 kilometers per hour) during the Tuesday flight over Washington state. The aircraft took off from Paine Field in Everett, Wash., and landed at Boeing Field in Seattle; flight time was 5 hours, 16 minutes. Courtesy, Boeing