These are my secrets to looking polished yet comfy, even on a long-haul flight.

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

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Set alerts for tools like Points Path that check inventory across airlines, making it easier to spot available first-class seats.

Flying in first class may sound like a once-in-a-lifetime luxury, but according to upgrade expert Jennifer Yellin of Points Path, it’s more attainable than many travelers realize. With the right mix ...