At 19-hours and 16-minutes, the recent Qantas' non-stop flight from New York, 'Murica to Sydney, Australia is the longest haul to be had on a commercial flight. Currently, the this long-ass trek isn't an option for the traveling public to undertake. Rather, the flight seen in this video is one of three that Qantas is has planned, during which it'll be studying the physiological and physiological effects that being on an airplane for so long could have on a passenger.
Image via Wikipedia Commons