Originally Posted by
economyplusfan
For two pax traveling Y on an award ticket, one Silver and one Plat, does CPU priority depend on whose Mileage Plus account is used to purchase the award ticket? Or does the joint priority always go to the highest MP member level, as is my understanding from this Wiki.
The latter. The account being used doesn't matter. Note that a United-branded Chase credit card is required. and until recently you probably would have split the reservation to be CPU eligible. Now that one guest is included, I doubt that would be an issue.