> because it turned out smaller planes are more economical Per seat the A380 is still the cheapest way of moving a person by air. The 777X should beat it, but

> because it turned out smaller planes are more economical Per seat the A380 is still the cheapest way of moving a person by air. The 777X should beat it, but it's not in service yet. The problems with the A380 were (1) it wasn't aerodynamically radical enough to maintain that advantage beyond one generation of airliners and (2) you need to fill it to compensate for (1)