Originally Posted by
NotYouTu
No, you're purchasing an Amazon giftcard from United so any cards that give bonuses for Amazon.com purchases won't count. Some category bonuses might (they seem to pass along the MCC), and from what I've read AMEX treats it as United purchase (so bonuses for airline).
Chase doesn't seem to recognize it as an "airline" purchase. So, when using my Hyatt card, I don't receive 2 points/dollar.