Originally Posted by
flyerCO
??? If they get access to FL lounge they also can get into Admirals Club (AC) lounges. AA Plats and higher only get access when traveling international or domestic on JFK-LAX/SFO. However its doesnt matter if it's a FL or AC. Oneworld partner elites that are Sapphire or Emerald get access to FL or AC regardless of international/ domestic.
Basically AC is the business lounge if there's no FL at that location. (There's very few FL)
In JFK after checking in there are two forks in the road, one for AC the other FL;