There were a couple of airlines that tried ticketing by (pax!) weight. Most were short-lived, the only one who (I think) kept it on was Samoa air - well, I guess going by their local market, they had to...
Originally Posted by
WheelsFirst
There's something inherently silly about allowing a passenger weighing 90 kg to board with a 2kg bag but deny a 55 kg passenger to bring a 13 kg bag.