Originally Posted by
Benny8444
I also do not like that UA will charge more for IAD-EZE-IAD but less for MIA-IAD-EZE-IAD-MIA.
People are taking the same flights plus one more.

I guess you also don't like that two people sitting next to each other on a plane could have paid fares that are thousands of dollars apart? Not sure how the airline industry would survive if they didn't do that...