In Reply to: True, but default setting is Rp posted by Mang_Mark on Sunday, 30. September 2012 at 14:34 Bali Time:
.. I think choosing the currency when booking on AA is mainly to help you figure out what it costs. I think you'll be charged in IDR anyway & you'll still incur an International Transaction Fee. As I said, I could well be wrong & if paying in IDR is actually cheaper, then I'd like to know.