FlyerTalk Evangelist
Join Date: Feb 2009
Location: From ORK, live LCY
Programs: BA Silver, EI Silver, HH Gold, BW Gold, ABP, Seigneur des Horaires des Mucci
Posts: 14,214
Welcome to FlyerTalk!
The only benefit I can think of from Gold Circle when flying another airline requires you to be Elite (top tier), in which case you may use the lounges at DUB and ORK even when not flying EI.