What happened to those cheap airline tickets?

Fares are rising and fees are roaring back. Here's what's to do about it

Bad news: Those cheap airline tickets are gone. 

The average domestic airfare hit $397 in the latest reported quarter, according to the Bureau of Transportation Statistics. It's the highest level in eight years. 

But that's only part of the story. A new study says ancillary airline revenue — fees for luggage, seat reservations and early boarding — will ri…