Originally Posted by
Kmxu
You will arrive at either Concourse B or C. If it is the former, you need to take AirTrain to C first, then go through security. The lounge is located between C2 and C3 piers (Check airport map on App). It is a short walk after security.
Or walk. After enduring another packed AirTrain ride over to C after arriving at B earlier this year, on my most recent arrival I attempted to walk over to C and discovered the clearly marked path outside between B and C.
I don't think I'll ever want to take the AirTrain from B to C again.