Originally Posted by
cfischer
Wait, this is in the fine print: "Credit card earn rate is based on the specific card used to make the purchase". That hopefully refers to the 'how many miles do you earn from Chase' and not 'do you get the cardmember rate' - I might still want to use my Amex Plat card for flight purchases
See UA's release (above). They list miles received for being a Cardmember and also for being a Cardmenber using the card for the ticket purchase.