The Wall Street Journal: The average domestic airline ticket cost $260 this year. The average in 1996? $284

With all the changes in air travel over the past 25 years — shrinking coach-seat space, mergers, elite perks, fees upon fees — is anything left unchanged?

With all the changes in air travel over the past 25 years — shrinking coach-seat space, mergers, elite perks, fees upon fees — is anything left unchanged?