airlines.

Flying with your dog or cat just got more expensive. Spirit Airlines recently raised its fee for traveling with a pet by $14 each way, making the total from point A to point B an even $100 (double that if you're planning on coming back!).American Airlines and Delta Airlines raised their pet travel fees last year too. In fact, the cost of a round-trip ticket for your pet -- on any airline -- is sometimes as much as a passenger ticket.Why the heftier price tag? Some airlines say they need to charge pet travel fees to help keep passenger fees low, and that pets require extra care and handling that comes at a premium. JetBlue, which raised its pet travel fee to $100 each way last summer (a $50 ...