Originally Posted by
FlyerLX
I think it depends where you arrive and where you depart.
Personally, I don’t usually find T5 to T5 too bad, although I agree that this “conformance” thing of BA is a stupid idea and should be switched off. I am continually astonished that LHR has almost no clean arrivals (although my understanding was that domestic arrivals should be clean, even when departing LHR from a different terminal- maybe it has changed…)
Domestic arrivals are always clean, but the LHR inter-terminal connections always force you to go unclean. Given how few domestic arrivals exist to start with that's almost excusable, unlike the UK governments insistence that foreign arrivals are always unclean.