Join Date: Mar 2009
Location: NYC
Programs: AS MVPG, DL KM, Bee Six, Bonvoy Plat, Choice Plat, BW DS, Avis PC, Natl Exec, Greyhound Road Rewards
Posts: 19,972
If you have an Amex Platinum or Priority Pass membership, you could in theory go to a lounge in T4, however this would require switching terminals, clearing security there, and then afterwards going back to T5 and clearing security again. I'm not sure if that is worth it to you.
-J.