With your itn, I think an AONE4 is definitely worth it if you can afford it since a good portion of your planned flights would have First class. But only you can decide whether flying in F (and the increased SC accrual) is worth the extra.
Originally Posted by
Viajero
Out of all your US flights only SFO-JFK will be in A, and even that is a maybe, as it depends on the flight you choose (3-class 762 in D, the rest in A).
I'm booked and ticketed in A for SFO-JFK on my DONE4 but the flight changed from a 2 class 763 to the 3 class AFS 762 service some weeks ago. Advice from another forum suggests that it is unlikely that they'd chuck me back to D but we'll see...