Old Sep 10, 19, 9:08 am
Join Date: Jun 2015
Location: New York
Programs: AA, CX, Hyatt, Marriott
Posts: 1,484
It seems to be a BA issue as I had not experienced any issues getting QF, AA, JL lounges even when taking other OW carrier's flights.

BA PHL does the same thing to AA pax:
Refused Lounge entry at PHL
andersonCooper is offline