Fourth Boeing 777-9 test aircraft returns to the air after a hiatus of more than three years - Air Data News Boeing finally returned its fourth 777-9 test aircraft to the air on Wednesday. The prototype, registration N779XZ (WH004), took off from Paine Field in

Fourth Boeing 777-9 test aircraft returns to the air after a hiatus of more than three years. #777X #Boeing #N779XZ #WH004 www.airdatanews.com/fourth-boein...

Boeing 777X testbed #N779XZ in flight

Boeing 777X testbed #N779XY in flight with wing condensation clouds

Boeing 777X testbeds #N779XY and #N779XZ flew over Edmonds WA today

Boeing reactivates 4th 777X prototype - Air Data News The 777-9 certification program is expected to have its fourth test aircraft again.

Aircraft, which has not flown since 2021, is expected to join the certification program soon, according to reports. #B7779 #777X #Boeing #N779XZ #WH004 www.airdatanews.com/boeing-react...