passengers view what they can afford, or what they can't afford the least, as the overriding factor when buying a ticket. Passengers who have money don't buy th

passengers view what they can afford, or what they can't afford the least, as the overriding factor when buying a ticket. Passengers who have money don't buy the cheapest flights they can find and care more about leg room, direct flights, and agreeable departure/arrival times. Poor people (the majority of the US) take whatever they can get.