Originally Posted by
porphyra
Similar to above, I assume with Platinum Pro (Oneworld Emerald) you should be able to access any Oneworld lounge in JFK when flying Transatlantic in Economy. In JFK, does that mean AA Flagship as well as BA and potentially others?
As a PLT Pro on a qualifying flight, at JFK you can access either the new Soho or Grennwich lounges. Soho is the slightly nicer lounge for Emeralds only, so that's where you'll want to head most likely.