Originally Posted by
NordicMaster
Does my booking require that I have a US credit card or is there a workaround?
Yes. The easiest is to put the booking on hold from the US website, then call AA with the PNR and ask them to switch to whatever currency you prefer, then pay with your credit card.
You can also use the other AA.com country versions available through ITA Powertools, which I find easier personally.