Nearly every traveler who has been on an airplane has at least one or two airline horror stories to share. If not horror stories, a gripe or two about poor treatment by a particular airline, the cost of checking bags these days, or the incredibly shrinking seat sizes in economy class. Airlines, it seems, are becoming less popular with each passing year. And they're not doing themselves any favors by dragging passengers off planes or regularly overbooking flights. Cheapism reached out to seasoned travelers to identify some of the top ways consumers would like to see airlines improve.