Boeing developed an answer, the 247, a twin-engined all-metal monoplane with a retractable undercarriage, but their production capacity was reserved to meet the needs of United Airlines, part of United Aircraft and Transport Corporation which also owned Boeing.
Boeing presentou unha proposta, o Boeing 247, un monoplano bimotor totalmente metálico cunha tren de aterraxe retráctil, pero a súa capacidade de produción estaba reservada para satisfacer as necesidades de United Airlines, parte de United Aircraft and Transport Corporation, que tamén era dona de Boeing.