Originally Posted by
ajnaro
However, if you later want to make a routing change AA ticketing may well notice if you used a US-based credit card, declare the original pricing incorrect and decide to collect the difference. The problem does not arise with date/time changes.
I don't recall anyone ever reporting this
Can you point to an occurrence?
Also, on what basis could AA do this? Is there something in its T&Cs that would allow it to do it (my rudimentary knowledge of contract law says this would not be allowed - a done deal is a done deal)