Originally Posted by
Aussienarelle
I like connecting through LHR and use the Arrivals lounge just outside customs and then reenter upstairs at Departures. I enjoy the walk. The Senator lounge is very nice (I find the UA club at LHR is a zoo most of the time and very noisy)
LAX-LHR probably arrives too late to use the arrival lounge which is targeted for morning arrivals when you don't have a hotel room for a few more hours. As to LHR's UC, depending on ticket and elite level, it may be the only choice if your departing flight doesn't qualify for other lounges.