First-time flight upgraders should be aware of business and first-class etiquette. A flight expert shared his top tips for blending in with passengers who often book premium cabins. He said not to ask ...

Let's be honest, flying isn't as fun as it once was. Constant delays and cancellations, planes with no empty seats, no free checked bags, and seats that seemingly grow more uncomfortable each year all ...

First class is about indulgence, and business class is about sleeping and working comfortably, travel expert Gilbert Ott says.Christian Charisius/picture alliance via Getty Images When you board your ...