Originally Posted by
yulred
Aside from illustrating what a similar/identical product goes for in other parts of the world - a good way to figure out if one is paying more than than they should for something.
That still doesn't even begin to answer the question of whether those offering that similar or identical product in other parts of the world make money doing it. Neither of the two airlines you cite as examples of how to make money with PE at low fares (AF, VS) is profitable currently.