The Difference Between the Best and Worst Airlines

Looking at the Wall Street Journal’s annual scorecard for the best and worst airlines, we see examples of competitive strategies.

How the Best and Worst Airlines Are Different

The rules used to be that, for no extra charge, you could fly with your (untrained) emotional support animal (ESA). As long as you had a corroborating letter from a health professional, it was okay with most airlines. The pig…