Originally Posted by
wilp888
If I remembered correctly, the invitation UA gives out at the check-in counter is for the regular lounge but I have always been able to get in the SKL with the C boarding pass (last time in May). OP, if your sister was actually refused entry at the SKL, maybe it is a change in policy.
+1
FriendlySkies-Dad received a pass for the lounge in LHR, when he flew paid C DEN-LHR..
If it is a change, it seems strange that SQ let me into the lounge with a Y BP and my * Gold card..