Originally Posted by HelenM

Hi,
I booked a OneWorld RTW ticket, with TAM being the issuing airline. After having started the trip I wanted to change the date of one flight, from Lima to Santiago, so no change in destinations. According to my understanding of the RTW rules this should be free of charge if the fare is the same, and not lead to having to pay a fee of USD 125. As per the rules such a fee only applies when changing "ticketed points", which I understand are the destinations booked (so flying from A to B, which were the same in my case).