How Often Have Boeing's 4 Test 777Xs Flown This Year?

777zxThe basics of the Boeing 777X. For those not familiar, the Boeing 777X is Boeing’s newest version of the 777. It will come in two variants —The BBJ 777X is a long-range business jet with the largest cabin in its class, folding wingtips, and cutting-edge technology. Learn about its features, range,