Bag fees are a tax dodge for airlines because ticket prices are taxable and bag fees aren't. Taxpayers end up making up the difference to fund the aviation system.
Why are car rental companies getting a pass on making their rates more transparent when it is very difficult to compare them on an apples to apples basis?
Whether Bags Fly Free stays or goes, rest assured that Southwest will be introducing new or higher fees in some areas as it makes a big push to bolster revenue.
Airlines, hotels, car rental companies and cruise lines will take the fee frenzy as far as they can until there is a backlash and the government steps in.
Disagreements between airlines and consumer advocates over bag-fee disclosures are well-known. The sleeper in this debate is a proposed provision that would require travel agencies to disclose the incentives they receive from airlines. Now, that would be ground-breaking.
Google Flight Search's detailed bag fee information is a worthy addition, but Kayak's method may be even better as it shows the increased fare based on your checked bag choice.