First-class fliers have a code. It’s subtle and usually comes with a glass of champagne. If you want fit in before you fall flat in a sea of stares, learn the unspoken rules—lest you mistake the amuse ...

At the same time, a handful of airlines are doubling down on ultra-exclusive first class experiences, complete with enclosed ...

I flew first class with Delta for the first time. I was surprised by the food, in-seat amenities, and bathroom products.

Airline cabin classes like premium economy, business, and first class can be confusing and vary significantly between domestic and international flights. On most U.S. domestic flights, "first class" ...